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308 lines
6.4 KiB
308 lines
6.4 KiB
; RUN: llc < %s -march=nvptx -mcpu=sm_20 -O2 | FileCheck %s
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; *************************************
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; * Cases with no min/max
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define i32 @ab_eq_i32(i32 %a, i32 %b) {
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; LABEL: @ab_slt_i32
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; CHECK-NOT: min
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; CHECK-NOT: max
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%cmp = icmp eq i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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define i64 @ba_ne_i64(i64 %a, i64 %b) {
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; LABEL: @ab_ne_i64
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; CHECK-NOT: min
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; CHECK-NOT: max
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%cmp = icmp ne i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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; PTX does have e.g. max.s16, but at least as of Kepler (sm_3x) that
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; gets compiled to SASS that converts the 16 bit parameters to 32 bit
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; before using a 32 bit instruction. That is probably not a win and
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; NVCC 7.5 does not emit 16 bit min/max either, presumably for that
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; reason.
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define i16 @ab_ugt_i16(i16 %a, i16 %b) {
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; LABEL: @ab_ugt_i16
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; CHECK-NOT: min
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; CHECK-NOT: max
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%cmp = icmp ugt i16 %a, %b
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%sel = select i1 %cmp, i16 %a, i16 %b
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ret i16 %sel
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}
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; *************************************
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; * All variations with i32
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; *** ab, unsigned, i32
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define i32 @ab_ugt_i32(i32 %a, i32 %b) {
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; LABEL: @ab_ugt_i32
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; CHECK: max.u32
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%cmp = icmp ugt i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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define i32 @ab_uge_i32(i32 %a, i32 %b) {
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; LABEL: @ab_uge_i32
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; CHECK: max.u32
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%cmp = icmp uge i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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define i32 @ab_ult_i32(i32 %a, i32 %b) {
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; LABEL: @ab_ult_i32
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; CHECK: min.u32
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%cmp = icmp ult i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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define i32 @ab_ule_i32(i32 %a, i32 %b) {
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; LABEL: @ab_ule_i32
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; CHECK: min.u32
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%cmp = icmp ule i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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; *** ab, signed, i32
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define i32 @ab_sgt_i32(i32 %a, i32 %b) {
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; LABEL: @ab_ugt_i32
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; CHECK: max.s32
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%cmp = icmp sgt i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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define i32 @ab_sge_i32(i32 %a, i32 %b) {
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; LABEL: @ab_sge_i32
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; CHECK: max.s32
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%cmp = icmp sge i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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define i32 @ab_slt_i32(i32 %a, i32 %b) {
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; LABEL: @ab_slt_i32
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; CHECK: min.s32
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%cmp = icmp slt i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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define i32 @ab_sle_i32(i32 %a, i32 %b) {
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; LABEL: @ab_sle_i32
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; CHECK: min.s32
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%cmp = icmp sle i32 %a, %b
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%sel = select i1 %cmp, i32 %a, i32 %b
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ret i32 %sel
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}
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; *** ba, unsigned, i32
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define i32 @ba_ugt_i32(i32 %a, i32 %b) {
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; LABEL: @ba_ugt_i32
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; CHECK: min.u32
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%cmp = icmp ugt i32 %a, %b
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%sel = select i1 %cmp, i32 %b, i32 %a
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ret i32 %sel
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}
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define i32 @ba_uge_i32(i32 %a, i32 %b) {
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; LABEL: @ba_uge_i32
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; CHECK: min.u32
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%cmp = icmp uge i32 %a, %b
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%sel = select i1 %cmp, i32 %b, i32 %a
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ret i32 %sel
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}
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define i32 @ba_ult_i32(i32 %a, i32 %b) {
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; LABEL: @ba_ult_i32
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; CHECK: max.u32
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%cmp = icmp ult i32 %a, %b
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%sel = select i1 %cmp, i32 %b, i32 %a
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ret i32 %sel
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}
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define i32 @ba_ule_i32(i32 %a, i32 %b) {
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; LABEL: @ba_ule_i32
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; CHECK: max.u32
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%cmp = icmp ule i32 %a, %b
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%sel = select i1 %cmp, i32 %b, i32 %a
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ret i32 %sel
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}
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; *** ba, signed, i32
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define i32 @ba_sgt_i32(i32 %a, i32 %b) {
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; LBAEL: @ba_ugt_i32
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; CHECK: min.s32
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%cmp = icmp sgt i32 %a, %b
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%sel = select i1 %cmp, i32 %b, i32 %a
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ret i32 %sel
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}
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define i32 @ba_sge_i32(i32 %a, i32 %b) {
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; LABEL: @ba_sge_i32
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; CHECK: min.s32
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%cmp = icmp sge i32 %a, %b
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%sel = select i1 %cmp, i32 %b, i32 %a
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ret i32 %sel
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}
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define i32 @ba_slt_i32(i32 %a, i32 %b) {
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; LABEL: @ba_slt_i32
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; CHECK: max.s32
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%cmp = icmp slt i32 %a, %b
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%sel = select i1 %cmp, i32 %b, i32 %a
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ret i32 %sel
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}
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define i32 @ba_sle_i32(i32 %a, i32 %b) {
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; LABEL: @ba_sle_i32
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; CHECK: max.s32
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%cmp = icmp sle i32 %a, %b
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%sel = select i1 %cmp, i32 %b, i32 %a
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ret i32 %sel
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}
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; *************************************
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; * All variations with i64
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; *** ab, unsigned, i64
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define i64 @ab_ugt_i64(i64 %a, i64 %b) {
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; LABEL: @ab_ugt_i64
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; CHECK: max.u64
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%cmp = icmp ugt i64 %a, %b
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%sel = select i1 %cmp, i64 %a, i64 %b
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ret i64 %sel
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}
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define i64 @ab_uge_i64(i64 %a, i64 %b) {
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; LABEL: @ab_uge_i64
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; CHECK: max.u64
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%cmp = icmp uge i64 %a, %b
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%sel = select i1 %cmp, i64 %a, i64 %b
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ret i64 %sel
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}
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define i64 @ab_ult_i64(i64 %a, i64 %b) {
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; LABEL: @ab_ult_i64
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; CHECK: min.u64
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%cmp = icmp ult i64 %a, %b
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%sel = select i1 %cmp, i64 %a, i64 %b
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ret i64 %sel
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}
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define i64 @ab_ule_i64(i64 %a, i64 %b) {
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; LABEL: @ab_ule_i64
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; CHECK: min.u64
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%cmp = icmp ule i64 %a, %b
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%sel = select i1 %cmp, i64 %a, i64 %b
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ret i64 %sel
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}
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; *** ab, signed, i64
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define i64 @ab_sgt_i64(i64 %a, i64 %b) {
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; LABEL: @ab_ugt_i64
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; CHECK: max.s64
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%cmp = icmp sgt i64 %a, %b
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%sel = select i1 %cmp, i64 %a, i64 %b
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ret i64 %sel
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}
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define i64 @ab_sge_i64(i64 %a, i64 %b) {
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; LABEL: @ab_sge_i64
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; CHECK: max.s64
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%cmp = icmp sge i64 %a, %b
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%sel = select i1 %cmp, i64 %a, i64 %b
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ret i64 %sel
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}
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define i64 @ab_slt_i64(i64 %a, i64 %b) {
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; LABEL: @ab_slt_i64
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; CHECK: min.s64
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%cmp = icmp slt i64 %a, %b
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%sel = select i1 %cmp, i64 %a, i64 %b
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ret i64 %sel
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}
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define i64 @ab_sle_i64(i64 %a, i64 %b) {
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; LABEL: @ab_sle_i64
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; CHECK: min.s64
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%cmp = icmp sle i64 %a, %b
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%sel = select i1 %cmp, i64 %a, i64 %b
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ret i64 %sel
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}
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; *** ba, unsigned, i64
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define i64 @ba_ugt_i64(i64 %a, i64 %b) {
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; LABEL: @ba_ugt_i64
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; CHECK: min.u64
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%cmp = icmp ugt i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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define i64 @ba_uge_i64(i64 %a, i64 %b) {
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; LABEL: @ba_uge_i64
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; CHECK: min.u64
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%cmp = icmp uge i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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define i64 @ba_ult_i64(i64 %a, i64 %b) {
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; LABEL: @ba_ult_i64
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; CHECK: max.u64
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%cmp = icmp ult i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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define i64 @ba_ule_i64(i64 %a, i64 %b) {
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; LABEL: @ba_ule_i64
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; CHECK: max.u64
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%cmp = icmp ule i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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; *** ba, signed, i64
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define i64 @ba_sgt_i64(i64 %a, i64 %b) {
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; LBAEL: @ba_ugt_i64
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; CHECK: min.s64
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%cmp = icmp sgt i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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define i64 @ba_sge_i64(i64 %a, i64 %b) {
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; LABEL: @ba_sge_i64
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; CHECK: min.s64
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%cmp = icmp sge i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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define i64 @ba_slt_i64(i64 %a, i64 %b) {
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; LABEL: @ba_slt_i64
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; CHECK: max.s64
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%cmp = icmp slt i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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define i64 @ba_sle_i64(i64 %a, i64 %b) {
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; LABEL: @ba_sle_i64
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; CHECK: max.s64
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%cmp = icmp sle i64 %a, %b
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%sel = select i1 %cmp, i64 %b, i64 %a
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ret i64 %sel
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}
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