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766 lines
32 KiB
766 lines
32 KiB
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -global-isel -amdgpu-codegenprepare-disable-idiv-expansion=1 -mtriple=amdgcn-amd-amdpal < %s | FileCheck -check-prefixes=CHECK,GISEL %s
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; RUN: llc -global-isel -amdgpu-codegenprepare-disable-idiv-expansion=0 -mtriple=amdgcn-amd-amdpal < %s | FileCheck -check-prefixes=CHECK,CGP %s
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; The same 32-bit expansion is implemented in the legalizer and in AMDGPUCodeGenPrepare.
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define i32 @v_udiv_i32(i32 %num, i32 %den) {
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; GISEL-LABEL: v_udiv_i32:
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; GISEL: ; %bb.0:
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; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GISEL-NEXT: v_cvt_f32_u32_e32 v2, v1
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; GISEL-NEXT: v_sub_i32_e32 v3, vcc, 0, v1
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; GISEL-NEXT: v_rcp_iflag_f32_e32 v2, v2
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; GISEL-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
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; GISEL-NEXT: v_cvt_u32_f32_e32 v2, v2
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; GISEL-NEXT: v_mul_lo_u32 v3, v3, v2
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; GISEL-NEXT: v_mul_hi_u32 v3, v2, v3
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; GISEL-NEXT: v_add_i32_e32 v2, vcc, v2, v3
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; GISEL-NEXT: v_mul_hi_u32 v2, v0, v2
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; GISEL-NEXT: v_mul_lo_u32 v3, v2, v1
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; GISEL-NEXT: v_add_i32_e32 v4, vcc, 1, v2
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; GISEL-NEXT: v_sub_i32_e32 v0, vcc, v0, v3
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; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
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; GISEL-NEXT: v_cndmask_b32_e32 v2, v2, v4, vcc
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; GISEL-NEXT: v_sub_i32_e64 v3, s[4:5], v0, v1
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; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v3, vcc
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; GISEL-NEXT: v_add_i32_e32 v3, vcc, 1, v2
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; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
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; GISEL-NEXT: v_cndmask_b32_e32 v0, v2, v3, vcc
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; GISEL-NEXT: s_setpc_b64 s[30:31]
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;
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; CGP-LABEL: v_udiv_i32:
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; CGP: ; %bb.0:
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; CGP-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; CGP-NEXT: v_cvt_f32_u32_e32 v2, v1
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; CGP-NEXT: v_sub_i32_e32 v3, vcc, 0, v1
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; CGP-NEXT: v_rcp_f32_e32 v2, v2
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; CGP-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
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; CGP-NEXT: v_cvt_u32_f32_e32 v2, v2
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; CGP-NEXT: v_mul_lo_u32 v3, v3, v2
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; CGP-NEXT: v_mul_lo_u32 v4, 0, v3
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; CGP-NEXT: v_mul_hi_u32 v3, v2, v3
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; CGP-NEXT: v_add_i32_e32 v3, vcc, v4, v3
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; CGP-NEXT: v_add_i32_e32 v2, vcc, v2, v3
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; CGP-NEXT: v_mul_lo_u32 v3, 0, v2
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; CGP-NEXT: v_mul_hi_u32 v2, v0, v2
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; CGP-NEXT: v_add_i32_e32 v2, vcc, v3, v2
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; CGP-NEXT: v_mul_lo_u32 v3, v2, v1
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; CGP-NEXT: v_add_i32_e32 v4, vcc, 1, v2
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; CGP-NEXT: v_sub_i32_e32 v0, vcc, v0, v3
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; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
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; CGP-NEXT: v_cndmask_b32_e32 v2, v2, v4, vcc
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; CGP-NEXT: v_sub_i32_e64 v3, s[4:5], v0, v1
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; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v3, vcc
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; CGP-NEXT: v_add_i32_e32 v3, vcc, 1, v2
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; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
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; CGP-NEXT: v_cndmask_b32_e32 v0, v2, v3, vcc
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; CGP-NEXT: s_setpc_b64 s[30:31]
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%result = udiv i32 %num, %den
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ret i32 %result
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}
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; FIXME: This is a workaround for not handling uniform VGPR case.
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declare i32 @llvm.amdgcn.readfirstlane(i32)
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define amdgpu_ps i32 @s_udiv_i32(i32 inreg %num, i32 inreg %den) {
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; GISEL-LABEL: s_udiv_i32:
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; GISEL: ; %bb.0:
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; GISEL-NEXT: v_cvt_f32_u32_e32 v0, s1
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; GISEL-NEXT: s_sub_i32 s2, 0, s1
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; GISEL-NEXT: v_rcp_iflag_f32_e32 v0, v0
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; GISEL-NEXT: v_mul_f32_e32 v0, 0x4f7ffffe, v0
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; GISEL-NEXT: v_cvt_u32_f32_e32 v0, v0
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; GISEL-NEXT: v_mul_lo_u32 v1, s2, v0
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; GISEL-NEXT: v_mul_hi_u32 v1, v0, v1
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; GISEL-NEXT: v_add_i32_e32 v0, vcc, v0, v1
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; GISEL-NEXT: v_mul_hi_u32 v0, s0, v0
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; GISEL-NEXT: v_mul_lo_u32 v1, v0, s1
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; GISEL-NEXT: v_add_i32_e32 v2, vcc, 1, v0
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; GISEL-NEXT: v_sub_i32_e32 v1, vcc, s0, v1
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; GISEL-NEXT: v_cmp_le_u32_e32 vcc, s1, v1
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; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v2, vcc
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; GISEL-NEXT: v_subrev_i32_e64 v2, s[2:3], s1, v1
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; GISEL-NEXT: v_cndmask_b32_e32 v1, v1, v2, vcc
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; GISEL-NEXT: v_add_i32_e32 v2, vcc, 1, v0
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; GISEL-NEXT: v_cmp_le_u32_e32 vcc, s1, v1
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; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v2, vcc
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; GISEL-NEXT: v_readfirstlane_b32 s0, v0
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; GISEL-NEXT: ; return to shader part epilog
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;
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; CGP-LABEL: s_udiv_i32:
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; CGP: ; %bb.0:
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; CGP-NEXT: v_cvt_f32_u32_e32 v0, s1
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; CGP-NEXT: s_sub_i32 s2, 0, s1
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; CGP-NEXT: v_rcp_f32_e32 v0, v0
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; CGP-NEXT: v_mul_f32_e32 v0, 0x4f7ffffe, v0
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; CGP-NEXT: v_cvt_u32_f32_e32 v0, v0
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; CGP-NEXT: v_mul_lo_u32 v1, s2, v0
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; CGP-NEXT: v_mul_lo_u32 v2, 0, v1
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; CGP-NEXT: v_mul_hi_u32 v1, v0, v1
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; CGP-NEXT: v_add_i32_e32 v1, vcc, v2, v1
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; CGP-NEXT: v_add_i32_e32 v0, vcc, v0, v1
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; CGP-NEXT: v_mul_lo_u32 v1, 0, v0
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; CGP-NEXT: v_mul_hi_u32 v0, s0, v0
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; CGP-NEXT: v_add_i32_e32 v0, vcc, v1, v0
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; CGP-NEXT: v_mul_lo_u32 v1, v0, s1
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; CGP-NEXT: v_add_i32_e32 v2, vcc, 1, v0
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; CGP-NEXT: v_sub_i32_e32 v1, vcc, s0, v1
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; CGP-NEXT: v_cmp_le_u32_e32 vcc, s1, v1
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; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v2, vcc
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; CGP-NEXT: v_subrev_i32_e64 v2, s[2:3], s1, v1
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; CGP-NEXT: v_cndmask_b32_e32 v1, v1, v2, vcc
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; CGP-NEXT: v_add_i32_e32 v2, vcc, 1, v0
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; CGP-NEXT: v_cmp_le_u32_e32 vcc, s1, v1
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; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v2, vcc
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; CGP-NEXT: v_readfirstlane_b32 s0, v0
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; CGP-NEXT: ; return to shader part epilog
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%result = udiv i32 %num, %den
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%readlane = call i32 @llvm.amdgcn.readfirstlane(i32 %result)
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ret i32 %readlane
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}
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define <2 x i32> @v_udiv_v2i32(<2 x i32> %num, <2 x i32> %den) {
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; GISEL-LABEL: v_udiv_v2i32:
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; GISEL: ; %bb.0:
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; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GISEL-NEXT: v_cvt_f32_u32_e32 v4, v2
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; GISEL-NEXT: v_sub_i32_e32 v5, vcc, 0, v2
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; GISEL-NEXT: v_cvt_f32_u32_e32 v6, v3
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; GISEL-NEXT: v_sub_i32_e32 v7, vcc, 0, v3
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; GISEL-NEXT: v_rcp_iflag_f32_e32 v4, v4
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; GISEL-NEXT: v_rcp_iflag_f32_e32 v6, v6
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; GISEL-NEXT: v_mul_f32_e32 v4, 0x4f7ffffe, v4
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; GISEL-NEXT: v_mul_f32_e32 v6, 0x4f7ffffe, v6
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; GISEL-NEXT: v_cvt_u32_f32_e32 v4, v4
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; GISEL-NEXT: v_cvt_u32_f32_e32 v6, v6
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; GISEL-NEXT: v_mul_lo_u32 v5, v5, v4
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; GISEL-NEXT: v_mul_lo_u32 v7, v7, v6
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; GISEL-NEXT: v_mul_hi_u32 v5, v4, v5
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; GISEL-NEXT: v_mul_hi_u32 v7, v6, v7
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; GISEL-NEXT: v_add_i32_e32 v4, vcc, v4, v5
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; GISEL-NEXT: v_add_i32_e32 v5, vcc, v6, v7
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; GISEL-NEXT: v_mul_hi_u32 v4, v0, v4
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; GISEL-NEXT: v_mul_hi_u32 v5, v1, v5
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; GISEL-NEXT: v_mul_lo_u32 v6, v4, v2
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; GISEL-NEXT: v_add_i32_e32 v7, vcc, 1, v4
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; GISEL-NEXT: v_mul_lo_u32 v8, v5, v3
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; GISEL-NEXT: v_add_i32_e32 v9, vcc, 1, v5
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; GISEL-NEXT: v_sub_i32_e32 v0, vcc, v0, v6
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; GISEL-NEXT: v_sub_i32_e32 v1, vcc, v1, v8
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; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
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; GISEL-NEXT: v_cndmask_b32_e32 v4, v4, v7, vcc
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; GISEL-NEXT: v_sub_i32_e64 v6, s[4:5], v0, v2
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; GISEL-NEXT: v_cmp_ge_u32_e64 s[4:5], v1, v3
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; GISEL-NEXT: v_cndmask_b32_e64 v5, v5, v9, s[4:5]
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; GISEL-NEXT: v_sub_i32_e64 v7, s[6:7], v1, v3
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; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v6, vcc
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; GISEL-NEXT: v_add_i32_e32 v6, vcc, 1, v4
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; GISEL-NEXT: v_cndmask_b32_e64 v1, v1, v7, s[4:5]
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; GISEL-NEXT: v_add_i32_e32 v7, vcc, 1, v5
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; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
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; GISEL-NEXT: v_cndmask_b32_e32 v0, v4, v6, vcc
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; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v1, v3
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; GISEL-NEXT: v_cndmask_b32_e32 v1, v5, v7, vcc
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; GISEL-NEXT: s_setpc_b64 s[30:31]
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;
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; CGP-LABEL: v_udiv_v2i32:
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; CGP: ; %bb.0:
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; CGP-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; CGP-NEXT: v_cvt_f32_u32_e32 v4, v2
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; CGP-NEXT: v_sub_i32_e32 v5, vcc, 0, v2
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; CGP-NEXT: v_cvt_f32_u32_e32 v6, v3
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; CGP-NEXT: v_sub_i32_e32 v7, vcc, 0, v3
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; CGP-NEXT: v_rcp_f32_e32 v4, v4
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; CGP-NEXT: v_rcp_f32_e32 v6, v6
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; CGP-NEXT: v_mul_f32_e32 v4, 0x4f7ffffe, v4
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; CGP-NEXT: v_mul_f32_e32 v6, 0x4f7ffffe, v6
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; CGP-NEXT: v_cvt_u32_f32_e32 v4, v4
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; CGP-NEXT: v_cvt_u32_f32_e32 v6, v6
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; CGP-NEXT: v_mul_lo_u32 v5, v5, v4
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; CGP-NEXT: v_mul_lo_u32 v7, v7, v6
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; CGP-NEXT: v_mul_lo_u32 v8, 0, v5
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; CGP-NEXT: v_mul_hi_u32 v5, v4, v5
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; CGP-NEXT: v_mul_lo_u32 v9, 0, v7
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; CGP-NEXT: v_mul_hi_u32 v7, v6, v7
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; CGP-NEXT: v_add_i32_e32 v5, vcc, v8, v5
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; CGP-NEXT: v_add_i32_e32 v7, vcc, v9, v7
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; CGP-NEXT: v_add_i32_e32 v4, vcc, v4, v5
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; CGP-NEXT: v_add_i32_e32 v5, vcc, v6, v7
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; CGP-NEXT: v_mul_lo_u32 v6, 0, v4
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; CGP-NEXT: v_mul_hi_u32 v4, v0, v4
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; CGP-NEXT: v_mul_lo_u32 v7, 0, v5
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; CGP-NEXT: v_mul_hi_u32 v5, v1, v5
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; CGP-NEXT: v_add_i32_e32 v4, vcc, v6, v4
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; CGP-NEXT: v_add_i32_e32 v5, vcc, v7, v5
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; CGP-NEXT: v_mul_lo_u32 v6, v4, v2
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; CGP-NEXT: v_add_i32_e32 v7, vcc, 1, v4
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; CGP-NEXT: v_mul_lo_u32 v8, v5, v3
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; CGP-NEXT: v_add_i32_e32 v9, vcc, 1, v5
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; CGP-NEXT: v_sub_i32_e32 v0, vcc, v0, v6
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; CGP-NEXT: v_sub_i32_e32 v1, vcc, v1, v8
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; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
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; CGP-NEXT: v_cndmask_b32_e32 v4, v4, v7, vcc
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; CGP-NEXT: v_sub_i32_e64 v6, s[4:5], v0, v2
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; CGP-NEXT: v_cmp_ge_u32_e64 s[4:5], v1, v3
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; CGP-NEXT: v_cndmask_b32_e64 v5, v5, v9, s[4:5]
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; CGP-NEXT: v_sub_i32_e64 v7, s[6:7], v1, v3
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; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v6, vcc
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; CGP-NEXT: v_add_i32_e32 v6, vcc, 1, v4
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; CGP-NEXT: v_cndmask_b32_e64 v1, v1, v7, s[4:5]
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; CGP-NEXT: v_add_i32_e32 v7, vcc, 1, v5
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; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
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; CGP-NEXT: v_cndmask_b32_e32 v0, v4, v6, vcc
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; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v1, v3
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; CGP-NEXT: v_cndmask_b32_e32 v1, v5, v7, vcc
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; CGP-NEXT: s_setpc_b64 s[30:31]
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%result = udiv <2 x i32> %num, %den
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ret <2 x i32> %result
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}
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define i32 @v_udiv_i32_pow2k_denom(i32 %num) {
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; CHECK-LABEL: v_udiv_i32_pow2k_denom:
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; CHECK: ; %bb.0:
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; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; CHECK-NEXT: s_movk_i32 s6, 0x1000
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; CHECK-NEXT: v_mov_b32_e32 v1, 0xfffff000
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; CHECK-NEXT: v_cvt_f32_u32_e32 v2, s6
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; CHECK-NEXT: v_rcp_iflag_f32_e32 v2, v2
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; CHECK-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
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; CHECK-NEXT: v_cvt_u32_f32_e32 v2, v2
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; CHECK-NEXT: v_mul_lo_u32 v1, v1, v2
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; CHECK-NEXT: v_mul_hi_u32 v1, v2, v1
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; CHECK-NEXT: v_add_i32_e32 v1, vcc, v2, v1
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; CHECK-NEXT: v_mul_hi_u32 v1, v0, v1
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; CHECK-NEXT: v_lshlrev_b32_e32 v2, 12, v1
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; CHECK-NEXT: v_add_i32_e32 v3, vcc, 1, v1
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; CHECK-NEXT: v_sub_i32_e32 v0, vcc, v0, v2
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; CHECK-NEXT: v_cmp_le_u32_e32 vcc, s6, v0
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; CHECK-NEXT: v_cndmask_b32_e32 v1, v1, v3, vcc
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; CHECK-NEXT: v_subrev_i32_e64 v2, s[4:5], s6, v0
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; CHECK-NEXT: v_cndmask_b32_e32 v0, v0, v2, vcc
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; CHECK-NEXT: v_add_i32_e32 v2, vcc, 1, v1
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; CHECK-NEXT: v_cmp_le_u32_e32 vcc, s6, v0
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; CHECK-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc
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; CHECK-NEXT: s_setpc_b64 s[30:31]
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%result = udiv i32 %num, 4096
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ret i32 %result
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}
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define <2 x i32> @v_udiv_v2i32_pow2k_denom(<2 x i32> %num) {
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; GISEL-LABEL: v_udiv_v2i32_pow2k_denom:
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; GISEL: ; %bb.0:
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; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GISEL-NEXT: s_movk_i32 s8, 0x1000
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; GISEL-NEXT: v_cvt_f32_u32_e32 v2, s8
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; GISEL-NEXT: s_sub_i32 s4, 0, s8
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; GISEL-NEXT: v_rcp_iflag_f32_e32 v2, v2
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; GISEL-NEXT: v_mul_f32_e32 v3, 0x4f7ffffe, v2
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; GISEL-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
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; GISEL-NEXT: v_cvt_u32_f32_e32 v3, v3
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; GISEL-NEXT: v_cvt_u32_f32_e32 v2, v2
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; GISEL-NEXT: v_mul_lo_u32 v4, s4, v3
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; GISEL-NEXT: v_mul_lo_u32 v5, s4, v2
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; GISEL-NEXT: v_mul_hi_u32 v4, v3, v4
|
|
; GISEL-NEXT: v_mul_hi_u32 v5, v2, v5
|
|
; GISEL-NEXT: v_add_i32_e32 v3, vcc, v3, v4
|
|
; GISEL-NEXT: v_add_i32_e32 v2, vcc, v2, v5
|
|
; GISEL-NEXT: v_mul_hi_u32 v3, v0, v3
|
|
; GISEL-NEXT: v_mul_hi_u32 v2, v1, v2
|
|
; GISEL-NEXT: v_lshlrev_b32_e32 v4, 12, v3
|
|
; GISEL-NEXT: v_add_i32_e32 v5, vcc, 1, v3
|
|
; GISEL-NEXT: v_lshlrev_b32_e32 v6, 12, v2
|
|
; GISEL-NEXT: v_add_i32_e32 v7, vcc, 1, v2
|
|
; GISEL-NEXT: v_sub_i32_e32 v0, vcc, v0, v4
|
|
; GISEL-NEXT: v_sub_i32_e32 v1, vcc, v1, v6
|
|
; GISEL-NEXT: v_cmp_le_u32_e32 vcc, s8, v0
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v3, v3, v5, vcc
|
|
; GISEL-NEXT: v_subrev_i32_e64 v4, s[4:5], s8, v0
|
|
; GISEL-NEXT: v_cmp_le_u32_e64 s[4:5], s8, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e64 v2, v2, v7, s[4:5]
|
|
; GISEL-NEXT: v_subrev_i32_e64 v5, s[6:7], s8, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v4, vcc
|
|
; GISEL-NEXT: v_add_i32_e32 v4, vcc, 1, v3
|
|
; GISEL-NEXT: v_cndmask_b32_e64 v1, v1, v5, s[4:5]
|
|
; GISEL-NEXT: v_add_i32_e32 v5, vcc, 1, v2
|
|
; GISEL-NEXT: v_cmp_le_u32_e32 vcc, s8, v0
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v3, v4, vcc
|
|
; GISEL-NEXT: v_cmp_le_u32_e32 vcc, s8, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v1, v2, v5, vcc
|
|
; GISEL-NEXT: s_setpc_b64 s[30:31]
|
|
;
|
|
; CGP-LABEL: v_udiv_v2i32_pow2k_denom:
|
|
; CGP: ; %bb.0:
|
|
; CGP-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; CGP-NEXT: s_movk_i32 s4, 0x1000
|
|
; CGP-NEXT: v_mov_b32_e32 v2, 0x1000
|
|
; CGP-NEXT: s_movk_i32 s5, 0xf000
|
|
; CGP-NEXT: v_mov_b32_e32 v3, 0xfffff000
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v4, s4
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v5, v2
|
|
; CGP-NEXT: v_rcp_iflag_f32_e32 v4, v4
|
|
; CGP-NEXT: v_rcp_iflag_f32_e32 v5, v5
|
|
; CGP-NEXT: v_mul_f32_e32 v4, 0x4f7ffffe, v4
|
|
; CGP-NEXT: v_mul_f32_e32 v5, 0x4f7ffffe, v5
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v4, v4
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v5, v5
|
|
; CGP-NEXT: v_mul_lo_u32 v6, s5, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v3, v3, v5
|
|
; CGP-NEXT: v_mul_hi_u32 v6, v4, v6
|
|
; CGP-NEXT: v_mul_hi_u32 v3, v5, v3
|
|
; CGP-NEXT: v_add_i32_e32 v4, vcc, v4, v6
|
|
; CGP-NEXT: v_add_i32_e32 v3, vcc, v5, v3
|
|
; CGP-NEXT: v_mul_hi_u32 v4, v0, v4
|
|
; CGP-NEXT: v_mul_hi_u32 v3, v1, v3
|
|
; CGP-NEXT: v_lshlrev_b32_e32 v5, 12, v4
|
|
; CGP-NEXT: v_add_i32_e32 v6, vcc, 1, v4
|
|
; CGP-NEXT: v_lshlrev_b32_e32 v7, 12, v3
|
|
; CGP-NEXT: v_add_i32_e32 v8, vcc, 1, v3
|
|
; CGP-NEXT: v_sub_i32_e32 v0, vcc, v0, v5
|
|
; CGP-NEXT: v_sub_i32_e32 v1, vcc, v1, v7
|
|
; CGP-NEXT: v_cmp_le_u32_e32 vcc, s4, v0
|
|
; CGP-NEXT: v_cndmask_b32_e32 v4, v4, v6, vcc
|
|
; CGP-NEXT: v_subrev_i32_e64 v5, s[4:5], s4, v0
|
|
; CGP-NEXT: v_cmp_ge_u32_e64 s[4:5], v1, v2
|
|
; CGP-NEXT: v_cndmask_b32_e64 v3, v3, v8, s[4:5]
|
|
; CGP-NEXT: v_sub_i32_e64 v6, s[6:7], v1, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v5, vcc
|
|
; CGP-NEXT: v_add_i32_e32 v5, vcc, 1, v4
|
|
; CGP-NEXT: v_cndmask_b32_e64 v1, v1, v6, s[4:5]
|
|
; CGP-NEXT: v_add_i32_e32 v6, vcc, 1, v3
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v4, v5, vcc
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v1, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v1, v3, v6, vcc
|
|
; CGP-NEXT: s_setpc_b64 s[30:31]
|
|
%result = udiv <2 x i32> %num, <i32 4096, i32 4096>
|
|
ret <2 x i32> %result
|
|
}
|
|
|
|
define i32 @v_udiv_i32_oddk_denom(i32 %num) {
|
|
; CHECK-LABEL: v_udiv_i32_oddk_denom:
|
|
; CHECK: ; %bb.0:
|
|
; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; CHECK-NEXT: s_mov_b32 s6, 0x12d8fb
|
|
; CHECK-NEXT: v_mov_b32_e32 v1, 0xffed2705
|
|
; CHECK-NEXT: v_cvt_f32_u32_e32 v2, s6
|
|
; CHECK-NEXT: v_rcp_iflag_f32_e32 v2, v2
|
|
; CHECK-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
|
|
; CHECK-NEXT: v_cvt_u32_f32_e32 v2, v2
|
|
; CHECK-NEXT: v_mul_lo_u32 v1, v1, v2
|
|
; CHECK-NEXT: v_mul_hi_u32 v1, v2, v1
|
|
; CHECK-NEXT: v_add_i32_e32 v1, vcc, v2, v1
|
|
; CHECK-NEXT: v_mul_hi_u32 v1, v0, v1
|
|
; CHECK-NEXT: v_mul_lo_u32 v2, v1, s6
|
|
; CHECK-NEXT: v_add_i32_e32 v3, vcc, 1, v1
|
|
; CHECK-NEXT: v_sub_i32_e32 v0, vcc, v0, v2
|
|
; CHECK-NEXT: v_cmp_le_u32_e32 vcc, s6, v0
|
|
; CHECK-NEXT: v_cndmask_b32_e32 v1, v1, v3, vcc
|
|
; CHECK-NEXT: v_subrev_i32_e64 v2, s[4:5], s6, v0
|
|
; CHECK-NEXT: v_cndmask_b32_e32 v0, v0, v2, vcc
|
|
; CHECK-NEXT: v_add_i32_e32 v2, vcc, 1, v1
|
|
; CHECK-NEXT: v_cmp_le_u32_e32 vcc, s6, v0
|
|
; CHECK-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc
|
|
; CHECK-NEXT: s_setpc_b64 s[30:31]
|
|
%result = udiv i32 %num, 1235195
|
|
ret i32 %result
|
|
}
|
|
|
|
define <2 x i32> @v_udiv_v2i32_oddk_denom(<2 x i32> %num) {
|
|
; GISEL-LABEL: v_udiv_v2i32_oddk_denom:
|
|
; GISEL: ; %bb.0:
|
|
; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; GISEL-NEXT: s_mov_b32 s8, 0x12d8fb
|
|
; GISEL-NEXT: v_cvt_f32_u32_e32 v2, s8
|
|
; GISEL-NEXT: s_sub_i32 s4, 0, s8
|
|
; GISEL-NEXT: v_rcp_iflag_f32_e32 v2, v2
|
|
; GISEL-NEXT: v_mul_f32_e32 v3, 0x4f7ffffe, v2
|
|
; GISEL-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
|
|
; GISEL-NEXT: v_cvt_u32_f32_e32 v3, v3
|
|
; GISEL-NEXT: v_cvt_u32_f32_e32 v2, v2
|
|
; GISEL-NEXT: v_mul_lo_u32 v4, s4, v3
|
|
; GISEL-NEXT: v_mul_lo_u32 v5, s4, v2
|
|
; GISEL-NEXT: v_mul_hi_u32 v4, v3, v4
|
|
; GISEL-NEXT: v_mul_hi_u32 v5, v2, v5
|
|
; GISEL-NEXT: v_add_i32_e32 v3, vcc, v3, v4
|
|
; GISEL-NEXT: v_add_i32_e32 v2, vcc, v2, v5
|
|
; GISEL-NEXT: v_mul_hi_u32 v3, v0, v3
|
|
; GISEL-NEXT: v_mul_hi_u32 v2, v1, v2
|
|
; GISEL-NEXT: v_mul_lo_u32 v4, v3, s8
|
|
; GISEL-NEXT: v_add_i32_e32 v5, vcc, 1, v3
|
|
; GISEL-NEXT: v_mul_lo_u32 v6, v2, s8
|
|
; GISEL-NEXT: v_add_i32_e32 v7, vcc, 1, v2
|
|
; GISEL-NEXT: v_sub_i32_e32 v0, vcc, v0, v4
|
|
; GISEL-NEXT: v_sub_i32_e32 v1, vcc, v1, v6
|
|
; GISEL-NEXT: v_cmp_le_u32_e32 vcc, s8, v0
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v3, v3, v5, vcc
|
|
; GISEL-NEXT: v_subrev_i32_e64 v4, s[4:5], s8, v0
|
|
; GISEL-NEXT: v_cmp_le_u32_e64 s[4:5], s8, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e64 v2, v2, v7, s[4:5]
|
|
; GISEL-NEXT: v_subrev_i32_e64 v5, s[6:7], s8, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v4, vcc
|
|
; GISEL-NEXT: v_add_i32_e32 v4, vcc, 1, v3
|
|
; GISEL-NEXT: v_cndmask_b32_e64 v1, v1, v5, s[4:5]
|
|
; GISEL-NEXT: v_add_i32_e32 v5, vcc, 1, v2
|
|
; GISEL-NEXT: v_cmp_le_u32_e32 vcc, s8, v0
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v3, v4, vcc
|
|
; GISEL-NEXT: v_cmp_le_u32_e32 vcc, s8, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v1, v2, v5, vcc
|
|
; GISEL-NEXT: s_setpc_b64 s[30:31]
|
|
;
|
|
; CGP-LABEL: v_udiv_v2i32_oddk_denom:
|
|
; CGP: ; %bb.0:
|
|
; CGP-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; CGP-NEXT: s_mov_b32 s4, 0x12d8fb
|
|
; CGP-NEXT: v_mov_b32_e32 v2, 0x12d8fb
|
|
; CGP-NEXT: s_mov_b32 s5, 0xffed2705
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v3, s4
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v4, v2
|
|
; CGP-NEXT: v_rcp_iflag_f32_e32 v3, v3
|
|
; CGP-NEXT: v_rcp_iflag_f32_e32 v4, v4
|
|
; CGP-NEXT: v_mul_f32_e32 v3, 0x4f7ffffe, v3
|
|
; CGP-NEXT: v_mul_f32_e32 v4, 0x4f7ffffe, v4
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v3, v3
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v4, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v5, s5, v3
|
|
; CGP-NEXT: v_mul_lo_u32 v6, s5, v4
|
|
; CGP-NEXT: v_mul_hi_u32 v5, v3, v5
|
|
; CGP-NEXT: v_mul_hi_u32 v6, v4, v6
|
|
; CGP-NEXT: v_add_i32_e32 v3, vcc, v3, v5
|
|
; CGP-NEXT: v_add_i32_e32 v4, vcc, v4, v6
|
|
; CGP-NEXT: v_mul_hi_u32 v3, v0, v3
|
|
; CGP-NEXT: v_mul_hi_u32 v4, v1, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v5, v3, s4
|
|
; CGP-NEXT: v_add_i32_e32 v6, vcc, 1, v3
|
|
; CGP-NEXT: v_mul_lo_u32 v7, v4, v2
|
|
; CGP-NEXT: v_add_i32_e32 v8, vcc, 1, v4
|
|
; CGP-NEXT: v_sub_i32_e32 v0, vcc, v0, v5
|
|
; CGP-NEXT: v_sub_i32_e32 v1, vcc, v1, v7
|
|
; CGP-NEXT: v_cmp_le_u32_e32 vcc, s4, v0
|
|
; CGP-NEXT: v_cndmask_b32_e32 v3, v3, v6, vcc
|
|
; CGP-NEXT: v_subrev_i32_e64 v5, s[4:5], s4, v0
|
|
; CGP-NEXT: v_cmp_ge_u32_e64 s[4:5], v1, v2
|
|
; CGP-NEXT: v_cndmask_b32_e64 v4, v4, v8, s[4:5]
|
|
; CGP-NEXT: v_sub_i32_e64 v6, s[6:7], v1, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v5, vcc
|
|
; CGP-NEXT: v_add_i32_e32 v5, vcc, 1, v3
|
|
; CGP-NEXT: v_cndmask_b32_e64 v1, v1, v6, s[4:5]
|
|
; CGP-NEXT: v_add_i32_e32 v6, vcc, 1, v4
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v3, v5, vcc
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v1, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v1, v4, v6, vcc
|
|
; CGP-NEXT: s_setpc_b64 s[30:31]
|
|
%result = udiv <2 x i32> %num, <i32 1235195, i32 1235195>
|
|
ret <2 x i32> %result
|
|
}
|
|
|
|
define i32 @v_udiv_i32_pow2_shl_denom(i32 %x, i32 %y) {
|
|
; CHECK-LABEL: v_udiv_i32_pow2_shl_denom:
|
|
; CHECK: ; %bb.0:
|
|
; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; CHECK-NEXT: v_lshl_b32_e32 v1, 0x1000, v1
|
|
; CHECK-NEXT: v_cvt_f32_u32_e32 v2, v1
|
|
; CHECK-NEXT: v_sub_i32_e32 v3, vcc, 0, v1
|
|
; CHECK-NEXT: v_rcp_iflag_f32_e32 v2, v2
|
|
; CHECK-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
|
|
; CHECK-NEXT: v_cvt_u32_f32_e32 v2, v2
|
|
; CHECK-NEXT: v_mul_lo_u32 v3, v3, v2
|
|
; CHECK-NEXT: v_mul_hi_u32 v3, v2, v3
|
|
; CHECK-NEXT: v_add_i32_e32 v2, vcc, v2, v3
|
|
; CHECK-NEXT: v_mul_hi_u32 v2, v0, v2
|
|
; CHECK-NEXT: v_mul_lo_u32 v3, v2, v1
|
|
; CHECK-NEXT: v_add_i32_e32 v4, vcc, 1, v2
|
|
; CHECK-NEXT: v_sub_i32_e32 v0, vcc, v0, v3
|
|
; CHECK-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
|
|
; CHECK-NEXT: v_cndmask_b32_e32 v2, v2, v4, vcc
|
|
; CHECK-NEXT: v_sub_i32_e64 v3, s[4:5], v0, v1
|
|
; CHECK-NEXT: v_cndmask_b32_e32 v0, v0, v3, vcc
|
|
; CHECK-NEXT: v_add_i32_e32 v3, vcc, 1, v2
|
|
; CHECK-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
|
|
; CHECK-NEXT: v_cndmask_b32_e32 v0, v2, v3, vcc
|
|
; CHECK-NEXT: s_setpc_b64 s[30:31]
|
|
%shl.y = shl i32 4096, %y
|
|
%r = udiv i32 %x, %shl.y
|
|
ret i32 %r
|
|
}
|
|
|
|
define <2 x i32> @v_udiv_v2i32_pow2_shl_denom(<2 x i32> %x, <2 x i32> %y) {
|
|
; GISEL-LABEL: v_udiv_v2i32_pow2_shl_denom:
|
|
; GISEL: ; %bb.0:
|
|
; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; GISEL-NEXT: s_movk_i32 s4, 0x1000
|
|
; GISEL-NEXT: v_lshl_b32_e32 v2, s4, v2
|
|
; GISEL-NEXT: v_lshl_b32_e32 v3, s4, v3
|
|
; GISEL-NEXT: v_cvt_f32_u32_e32 v4, v2
|
|
; GISEL-NEXT: v_sub_i32_e32 v5, vcc, 0, v2
|
|
; GISEL-NEXT: v_cvt_f32_u32_e32 v6, v3
|
|
; GISEL-NEXT: v_sub_i32_e32 v7, vcc, 0, v3
|
|
; GISEL-NEXT: v_rcp_iflag_f32_e32 v4, v4
|
|
; GISEL-NEXT: v_rcp_iflag_f32_e32 v6, v6
|
|
; GISEL-NEXT: v_mul_f32_e32 v4, 0x4f7ffffe, v4
|
|
; GISEL-NEXT: v_mul_f32_e32 v6, 0x4f7ffffe, v6
|
|
; GISEL-NEXT: v_cvt_u32_f32_e32 v4, v4
|
|
; GISEL-NEXT: v_cvt_u32_f32_e32 v6, v6
|
|
; GISEL-NEXT: v_mul_lo_u32 v5, v5, v4
|
|
; GISEL-NEXT: v_mul_lo_u32 v7, v7, v6
|
|
; GISEL-NEXT: v_mul_hi_u32 v5, v4, v5
|
|
; GISEL-NEXT: v_mul_hi_u32 v7, v6, v7
|
|
; GISEL-NEXT: v_add_i32_e32 v4, vcc, v4, v5
|
|
; GISEL-NEXT: v_add_i32_e32 v5, vcc, v6, v7
|
|
; GISEL-NEXT: v_mul_hi_u32 v4, v0, v4
|
|
; GISEL-NEXT: v_mul_hi_u32 v5, v1, v5
|
|
; GISEL-NEXT: v_mul_lo_u32 v6, v4, v2
|
|
; GISEL-NEXT: v_add_i32_e32 v7, vcc, 1, v4
|
|
; GISEL-NEXT: v_mul_lo_u32 v8, v5, v3
|
|
; GISEL-NEXT: v_add_i32_e32 v9, vcc, 1, v5
|
|
; GISEL-NEXT: v_sub_i32_e32 v0, vcc, v0, v6
|
|
; GISEL-NEXT: v_sub_i32_e32 v1, vcc, v1, v8
|
|
; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v4, v4, v7, vcc
|
|
; GISEL-NEXT: v_sub_i32_e64 v6, s[4:5], v0, v2
|
|
; GISEL-NEXT: v_cmp_ge_u32_e64 s[4:5], v1, v3
|
|
; GISEL-NEXT: v_cndmask_b32_e64 v5, v5, v9, s[4:5]
|
|
; GISEL-NEXT: v_sub_i32_e64 v7, s[6:7], v1, v3
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v6, vcc
|
|
; GISEL-NEXT: v_add_i32_e32 v6, vcc, 1, v4
|
|
; GISEL-NEXT: v_cndmask_b32_e64 v1, v1, v7, s[4:5]
|
|
; GISEL-NEXT: v_add_i32_e32 v7, vcc, 1, v5
|
|
; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v4, v6, vcc
|
|
; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v1, v3
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v1, v5, v7, vcc
|
|
; GISEL-NEXT: s_setpc_b64 s[30:31]
|
|
;
|
|
; CGP-LABEL: v_udiv_v2i32_pow2_shl_denom:
|
|
; CGP: ; %bb.0:
|
|
; CGP-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; CGP-NEXT: s_movk_i32 s4, 0x1000
|
|
; CGP-NEXT: v_lshl_b32_e32 v2, s4, v2
|
|
; CGP-NEXT: v_lshl_b32_e32 v3, s4, v3
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v4, v2
|
|
; CGP-NEXT: v_sub_i32_e32 v5, vcc, 0, v2
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v6, v3
|
|
; CGP-NEXT: v_sub_i32_e32 v7, vcc, 0, v3
|
|
; CGP-NEXT: v_rcp_f32_e32 v4, v4
|
|
; CGP-NEXT: v_rcp_f32_e32 v6, v6
|
|
; CGP-NEXT: v_mul_f32_e32 v4, 0x4f7ffffe, v4
|
|
; CGP-NEXT: v_mul_f32_e32 v6, 0x4f7ffffe, v6
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v4, v4
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v6, v6
|
|
; CGP-NEXT: v_mul_lo_u32 v5, v5, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v7, v7, v6
|
|
; CGP-NEXT: v_mul_lo_u32 v8, 0, v5
|
|
; CGP-NEXT: v_mul_hi_u32 v5, v4, v5
|
|
; CGP-NEXT: v_mul_lo_u32 v9, 0, v7
|
|
; CGP-NEXT: v_mul_hi_u32 v7, v6, v7
|
|
; CGP-NEXT: v_add_i32_e32 v5, vcc, v8, v5
|
|
; CGP-NEXT: v_add_i32_e32 v7, vcc, v9, v7
|
|
; CGP-NEXT: v_add_i32_e32 v4, vcc, v4, v5
|
|
; CGP-NEXT: v_add_i32_e32 v5, vcc, v6, v7
|
|
; CGP-NEXT: v_mul_lo_u32 v6, 0, v4
|
|
; CGP-NEXT: v_mul_hi_u32 v4, v0, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v7, 0, v5
|
|
; CGP-NEXT: v_mul_hi_u32 v5, v1, v5
|
|
; CGP-NEXT: v_add_i32_e32 v4, vcc, v6, v4
|
|
; CGP-NEXT: v_add_i32_e32 v5, vcc, v7, v5
|
|
; CGP-NEXT: v_mul_lo_u32 v6, v4, v2
|
|
; CGP-NEXT: v_add_i32_e32 v7, vcc, 1, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v8, v5, v3
|
|
; CGP-NEXT: v_add_i32_e32 v9, vcc, 1, v5
|
|
; CGP-NEXT: v_sub_i32_e32 v0, vcc, v0, v6
|
|
; CGP-NEXT: v_sub_i32_e32 v1, vcc, v1, v8
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v4, v4, v7, vcc
|
|
; CGP-NEXT: v_sub_i32_e64 v6, s[4:5], v0, v2
|
|
; CGP-NEXT: v_cmp_ge_u32_e64 s[4:5], v1, v3
|
|
; CGP-NEXT: v_cndmask_b32_e64 v5, v5, v9, s[4:5]
|
|
; CGP-NEXT: v_sub_i32_e64 v7, s[6:7], v1, v3
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v6, vcc
|
|
; CGP-NEXT: v_add_i32_e32 v6, vcc, 1, v4
|
|
; CGP-NEXT: v_cndmask_b32_e64 v1, v1, v7, s[4:5]
|
|
; CGP-NEXT: v_add_i32_e32 v7, vcc, 1, v5
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v4, v6, vcc
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v1, v3
|
|
; CGP-NEXT: v_cndmask_b32_e32 v1, v5, v7, vcc
|
|
; CGP-NEXT: s_setpc_b64 s[30:31]
|
|
%shl.y = shl <2 x i32> <i32 4096, i32 4096>, %y
|
|
%r = udiv <2 x i32> %x, %shl.y
|
|
ret <2 x i32> %r
|
|
}
|
|
|
|
define i32 @v_udiv_i32_24bit(i32 %num, i32 %den) {
|
|
; GISEL-LABEL: v_udiv_i32_24bit:
|
|
; GISEL: ; %bb.0:
|
|
; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; GISEL-NEXT: s_mov_b32 s4, 0xffffff
|
|
; GISEL-NEXT: v_and_b32_e32 v0, s4, v0
|
|
; GISEL-NEXT: v_and_b32_e32 v1, s4, v1
|
|
; GISEL-NEXT: v_cvt_f32_u32_e32 v2, v1
|
|
; GISEL-NEXT: v_sub_i32_e32 v3, vcc, 0, v1
|
|
; GISEL-NEXT: v_rcp_iflag_f32_e32 v2, v2
|
|
; GISEL-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
|
|
; GISEL-NEXT: v_cvt_u32_f32_e32 v2, v2
|
|
; GISEL-NEXT: v_mul_lo_u32 v3, v3, v2
|
|
; GISEL-NEXT: v_mul_hi_u32 v3, v2, v3
|
|
; GISEL-NEXT: v_add_i32_e32 v2, vcc, v2, v3
|
|
; GISEL-NEXT: v_mul_hi_u32 v2, v0, v2
|
|
; GISEL-NEXT: v_mul_lo_u32 v3, v2, v1
|
|
; GISEL-NEXT: v_add_i32_e32 v4, vcc, 1, v2
|
|
; GISEL-NEXT: v_sub_i32_e32 v0, vcc, v0, v3
|
|
; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v2, v2, v4, vcc
|
|
; GISEL-NEXT: v_sub_i32_e64 v3, s[4:5], v0, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v3, vcc
|
|
; GISEL-NEXT: v_add_i32_e32 v3, vcc, 1, v2
|
|
; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v2, v3, vcc
|
|
; GISEL-NEXT: s_setpc_b64 s[30:31]
|
|
;
|
|
; CGP-LABEL: v_udiv_i32_24bit:
|
|
; CGP: ; %bb.0:
|
|
; CGP-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; CGP-NEXT: s_mov_b32 s4, 0xffffff
|
|
; CGP-NEXT: v_and_b32_e32 v0, s4, v0
|
|
; CGP-NEXT: v_and_b32_e32 v1, s4, v1
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v2, v1
|
|
; CGP-NEXT: v_sub_i32_e32 v3, vcc, 0, v1
|
|
; CGP-NEXT: v_rcp_f32_e32 v2, v2
|
|
; CGP-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v2, v2
|
|
; CGP-NEXT: v_mul_lo_u32 v3, v3, v2
|
|
; CGP-NEXT: v_mul_lo_u32 v4, 0, v3
|
|
; CGP-NEXT: v_mul_hi_u32 v3, v2, v3
|
|
; CGP-NEXT: v_add_i32_e32 v3, vcc, v4, v3
|
|
; CGP-NEXT: v_add_i32_e32 v2, vcc, v2, v3
|
|
; CGP-NEXT: v_mul_lo_u32 v3, 0, v2
|
|
; CGP-NEXT: v_mul_hi_u32 v2, v0, v2
|
|
; CGP-NEXT: v_add_i32_e32 v2, vcc, v3, v2
|
|
; CGP-NEXT: v_mul_lo_u32 v3, v2, v1
|
|
; CGP-NEXT: v_add_i32_e32 v4, vcc, 1, v2
|
|
; CGP-NEXT: v_sub_i32_e32 v0, vcc, v0, v3
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
|
|
; CGP-NEXT: v_cndmask_b32_e32 v2, v2, v4, vcc
|
|
; CGP-NEXT: v_sub_i32_e64 v3, s[4:5], v0, v1
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v3, vcc
|
|
; CGP-NEXT: v_add_i32_e32 v3, vcc, 1, v2
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v1
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v2, v3, vcc
|
|
; CGP-NEXT: s_setpc_b64 s[30:31]
|
|
%num.mask = and i32 %num, 16777215
|
|
%den.mask = and i32 %den, 16777215
|
|
%result = udiv i32 %num.mask, %den.mask
|
|
ret i32 %result
|
|
}
|
|
|
|
define <2 x i32> @v_udiv_v2i32_24bit(<2 x i32> %num, <2 x i32> %den) {
|
|
; GISEL-LABEL: v_udiv_v2i32_24bit:
|
|
; GISEL: ; %bb.0:
|
|
; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; GISEL-NEXT: s_mov_b32 s4, 0xffffff
|
|
; GISEL-NEXT: v_and_b32_e32 v0, s4, v0
|
|
; GISEL-NEXT: v_and_b32_e32 v1, s4, v1
|
|
; GISEL-NEXT: v_and_b32_e32 v2, s4, v2
|
|
; GISEL-NEXT: v_and_b32_e32 v3, s4, v3
|
|
; GISEL-NEXT: v_cvt_f32_u32_e32 v4, v2
|
|
; GISEL-NEXT: v_sub_i32_e32 v5, vcc, 0, v2
|
|
; GISEL-NEXT: v_cvt_f32_u32_e32 v6, v3
|
|
; GISEL-NEXT: v_sub_i32_e32 v7, vcc, 0, v3
|
|
; GISEL-NEXT: v_rcp_iflag_f32_e32 v4, v4
|
|
; GISEL-NEXT: v_rcp_iflag_f32_e32 v6, v6
|
|
; GISEL-NEXT: v_mul_f32_e32 v4, 0x4f7ffffe, v4
|
|
; GISEL-NEXT: v_mul_f32_e32 v6, 0x4f7ffffe, v6
|
|
; GISEL-NEXT: v_cvt_u32_f32_e32 v4, v4
|
|
; GISEL-NEXT: v_cvt_u32_f32_e32 v6, v6
|
|
; GISEL-NEXT: v_mul_lo_u32 v5, v5, v4
|
|
; GISEL-NEXT: v_mul_lo_u32 v7, v7, v6
|
|
; GISEL-NEXT: v_mul_hi_u32 v5, v4, v5
|
|
; GISEL-NEXT: v_mul_hi_u32 v7, v6, v7
|
|
; GISEL-NEXT: v_add_i32_e32 v4, vcc, v4, v5
|
|
; GISEL-NEXT: v_add_i32_e32 v5, vcc, v6, v7
|
|
; GISEL-NEXT: v_mul_hi_u32 v4, v0, v4
|
|
; GISEL-NEXT: v_mul_hi_u32 v5, v1, v5
|
|
; GISEL-NEXT: v_mul_lo_u32 v6, v4, v2
|
|
; GISEL-NEXT: v_add_i32_e32 v7, vcc, 1, v4
|
|
; GISEL-NEXT: v_mul_lo_u32 v8, v5, v3
|
|
; GISEL-NEXT: v_add_i32_e32 v9, vcc, 1, v5
|
|
; GISEL-NEXT: v_sub_i32_e32 v0, vcc, v0, v6
|
|
; GISEL-NEXT: v_sub_i32_e32 v1, vcc, v1, v8
|
|
; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v4, v4, v7, vcc
|
|
; GISEL-NEXT: v_sub_i32_e64 v6, s[4:5], v0, v2
|
|
; GISEL-NEXT: v_cmp_ge_u32_e64 s[4:5], v1, v3
|
|
; GISEL-NEXT: v_cndmask_b32_e64 v5, v5, v9, s[4:5]
|
|
; GISEL-NEXT: v_sub_i32_e64 v7, s[6:7], v1, v3
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v0, v6, vcc
|
|
; GISEL-NEXT: v_add_i32_e32 v6, vcc, 1, v4
|
|
; GISEL-NEXT: v_cndmask_b32_e64 v1, v1, v7, s[4:5]
|
|
; GISEL-NEXT: v_add_i32_e32 v7, vcc, 1, v5
|
|
; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v0, v4, v6, vcc
|
|
; GISEL-NEXT: v_cmp_ge_u32_e32 vcc, v1, v3
|
|
; GISEL-NEXT: v_cndmask_b32_e32 v1, v5, v7, vcc
|
|
; GISEL-NEXT: s_setpc_b64 s[30:31]
|
|
;
|
|
; CGP-LABEL: v_udiv_v2i32_24bit:
|
|
; CGP: ; %bb.0:
|
|
; CGP-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
|
|
; CGP-NEXT: s_mov_b32 s4, 0xffffff
|
|
; CGP-NEXT: v_and_b32_e32 v0, s4, v0
|
|
; CGP-NEXT: v_and_b32_e32 v1, s4, v1
|
|
; CGP-NEXT: v_and_b32_e32 v2, s4, v2
|
|
; CGP-NEXT: v_and_b32_e32 v3, s4, v3
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v4, v2
|
|
; CGP-NEXT: v_sub_i32_e32 v5, vcc, 0, v2
|
|
; CGP-NEXT: v_cvt_f32_u32_e32 v6, v3
|
|
; CGP-NEXT: v_sub_i32_e32 v7, vcc, 0, v3
|
|
; CGP-NEXT: v_rcp_f32_e32 v4, v4
|
|
; CGP-NEXT: v_rcp_f32_e32 v6, v6
|
|
; CGP-NEXT: v_mul_f32_e32 v4, 0x4f7ffffe, v4
|
|
; CGP-NEXT: v_mul_f32_e32 v6, 0x4f7ffffe, v6
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v4, v4
|
|
; CGP-NEXT: v_cvt_u32_f32_e32 v6, v6
|
|
; CGP-NEXT: v_mul_lo_u32 v5, v5, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v7, v7, v6
|
|
; CGP-NEXT: v_mul_lo_u32 v8, 0, v5
|
|
; CGP-NEXT: v_mul_hi_u32 v5, v4, v5
|
|
; CGP-NEXT: v_mul_lo_u32 v9, 0, v7
|
|
; CGP-NEXT: v_mul_hi_u32 v7, v6, v7
|
|
; CGP-NEXT: v_add_i32_e32 v5, vcc, v8, v5
|
|
; CGP-NEXT: v_add_i32_e32 v7, vcc, v9, v7
|
|
; CGP-NEXT: v_add_i32_e32 v4, vcc, v4, v5
|
|
; CGP-NEXT: v_add_i32_e32 v5, vcc, v6, v7
|
|
; CGP-NEXT: v_mul_lo_u32 v6, 0, v4
|
|
; CGP-NEXT: v_mul_hi_u32 v4, v0, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v7, 0, v5
|
|
; CGP-NEXT: v_mul_hi_u32 v5, v1, v5
|
|
; CGP-NEXT: v_add_i32_e32 v4, vcc, v6, v4
|
|
; CGP-NEXT: v_add_i32_e32 v5, vcc, v7, v5
|
|
; CGP-NEXT: v_mul_lo_u32 v6, v4, v2
|
|
; CGP-NEXT: v_add_i32_e32 v7, vcc, 1, v4
|
|
; CGP-NEXT: v_mul_lo_u32 v8, v5, v3
|
|
; CGP-NEXT: v_add_i32_e32 v9, vcc, 1, v5
|
|
; CGP-NEXT: v_sub_i32_e32 v0, vcc, v0, v6
|
|
; CGP-NEXT: v_sub_i32_e32 v1, vcc, v1, v8
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v4, v4, v7, vcc
|
|
; CGP-NEXT: v_sub_i32_e64 v6, s[4:5], v0, v2
|
|
; CGP-NEXT: v_cmp_ge_u32_e64 s[4:5], v1, v3
|
|
; CGP-NEXT: v_cndmask_b32_e64 v5, v5, v9, s[4:5]
|
|
; CGP-NEXT: v_sub_i32_e64 v7, s[6:7], v1, v3
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v0, v6, vcc
|
|
; CGP-NEXT: v_add_i32_e32 v6, vcc, 1, v4
|
|
; CGP-NEXT: v_cndmask_b32_e64 v1, v1, v7, s[4:5]
|
|
; CGP-NEXT: v_add_i32_e32 v7, vcc, 1, v5
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v0, v2
|
|
; CGP-NEXT: v_cndmask_b32_e32 v0, v4, v6, vcc
|
|
; CGP-NEXT: v_cmp_ge_u32_e32 vcc, v1, v3
|
|
; CGP-NEXT: v_cndmask_b32_e32 v1, v5, v7, vcc
|
|
; CGP-NEXT: s_setpc_b64 s[30:31]
|
|
%num.mask = and <2 x i32> %num, <i32 16777215, i32 16777215>
|
|
%den.mask = and <2 x i32> %den, <i32 16777215, i32 16777215>
|
|
%result = udiv <2 x i32> %num.mask, %den.mask
|
|
ret <2 x i32> %result
|
|
}
|