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124 lines
5.0 KiB
124 lines
5.0 KiB
# RUN: llc -mtriple arm-linux-gnueabihf -mattr=+vfp4 -float-abi=hard -run-pass=legalizer %s -o - | FileCheck %s -check-prefix CHECK -check-prefix HARD
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# RUN: llc -mtriple arm-linux-gnueabihf -mattr=+vfp2 -float-abi=hard -run-pass=legalizer %s -o - | FileCheck %s -check-prefix CHECK -check-prefix SOFT -check-prefix HARD-ABI
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# RUN: llc -mtriple arm-linux-gnueabi -mattr=+vfp4,+soft-float -float-abi=soft -run-pass=legalizer %s -o - | FileCheck %s -check-prefix CHECK -check-prefix SOFT -check-prefix SOFT-ABI
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# RUN: llc -mtriple arm-linux-gnu -mattr=+vfp4,+soft-float -float-abi=soft -run-pass=legalizer %s -o - | FileCheck %s -check-prefix CHECK -check-prefix SOFT -check-prefix SOFT-ABI
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--- |
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define void @test_fma_float() { ret void }
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define void @test_fma_double() { ret void }
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...
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---
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name: test_fma_float
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# CHECK-LABEL: name: test_fma_float
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legalized: false
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# CHECK: legalized: true
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regBankSelected: false
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selected: false
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tracksRegLiveness: true
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registers:
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- { id: 0, class: _ }
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- { id: 1, class: _ }
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- { id: 2, class: _ }
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- { id: 3, class: _ }
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body: |
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bb.0:
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liveins: $r0, $r1, $r2
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; CHECK-DAG: [[X:%[0-9]+]]:_(s32) = COPY $r0
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; CHECK-DAG: [[Y:%[0-9]+]]:_(s32) = COPY $r1
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; CHECK-DAG: [[Z:%[0-9]+]]:_(s32) = COPY $r2
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%0(s32) = COPY $r0
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%1(s32) = COPY $r1
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%2(s32) = COPY $r2
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; HARD: [[R:%[0-9]+]]:_(s32) = G_FMA [[X]], [[Y]], [[Z]]
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; SOFT-NOT: G_FMA
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; SOFT: ADJCALLSTACKDOWN
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; SOFT-ABI-DAG: $r0 = COPY [[X]]
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; SOFT-ABI-DAG: $r1 = COPY [[Y]]
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; SOFT-ABI-DAG: $r2 = COPY [[Z]]
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; SOFT-ABI: BL &fmaf, {{.*}}, implicit $r0, implicit $r1, implicit $r2, implicit-def $r0
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; SOFT-ABI: [[R:%[0-9]+]]:_(s32) = COPY $r0
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; HARD-ABI-DAG: $s0 = COPY [[X]]
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; HARD-ABI-DAG: $s1 = COPY [[Y]]
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; HARD-ABI-DAG: $s2 = COPY [[Z]]
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; HARD-ABI: BL &fmaf, {{.*}}, implicit $s0, implicit $s1, implicit $s2, implicit-def $s0
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; HARD-ABI: [[R:%[0-9]+]]:_(s32) = COPY $s0
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; SOFT: ADJCALLSTACKUP
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; SOFT-NOT: G_FMA
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%3(s32) = G_FMA %0, %1, %2
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; CHECK: $r0 = COPY [[R]]
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$r0 = COPY %3(s32)
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BX_RET 14, $noreg, implicit $r0
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...
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---
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name: test_fma_double
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# CHECK-LABEL: name: test_fma_double
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legalized: false
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# CHECK: legalized: true
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regBankSelected: false
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selected: false
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tracksRegLiveness: true
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registers:
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- { id: 0, class: _ }
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- { id: 1, class: _ }
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- { id: 2, class: _ }
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- { id: 3, class: _ }
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- { id: 4, class: _ }
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- { id: 5, class: _ }
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- { id: 6, class: _ }
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- { id: 7, class: _ }
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- { id: 8, class: _ }
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body: |
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bb.0:
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liveins: $r0, $r1, $r2, $r3
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; CHECK-DAG: [[X0:%[0-9]+]]:_(s32) = COPY $r0
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; CHECK-DAG: [[X1:%[0-9]+]]:_(s32) = COPY $r1
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; CHECK-DAG: [[Y0:%[0-9]+]]:_(s32) = COPY $r2
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; CHECK-DAG: [[Y1:%[0-9]+]]:_(s32) = COPY $r3
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%0(s32) = COPY $r0
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%1(s32) = COPY $r1
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%2(s32) = COPY $r2
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%3(s32) = COPY $r3
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; HARD-DAG: [[X:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[X0]]
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; HARD-DAG: [[Y:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[Y0]]
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; HARD-ABI-DAG: [[X:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[X0]]
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; HARD-ABI-DAG: [[Y:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[Y0]]
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%4(s64) = G_MERGE_VALUES %0(s32), %1(s32)
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%5(s64) = G_MERGE_VALUES %2(s32), %3(s32)
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; HARD: [[R:%[0-9]+]]:_(s64) = G_FMA [[X]], [[X]], [[Y]]
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; SOFT-NOT: G_FMA
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; SOFT: ADJCALLSTACKDOWN
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; SOFT-ABI-DAG: $r{{[0-1]}} = COPY [[X0]]
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; SOFT-ABI-DAG: $r{{[0-1]}} = COPY [[X1]]
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; SOFT-ABI-DAG: $r{{[2-3]}} = COPY [[X0]]
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; SOFT-ABI-DAG: $r{{[2-3]}} = COPY [[X1]]
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; SOFT-ABI: [[SP1:%[0-9]+]]:_(p0) = COPY $sp
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; SOFT-ABI: [[OFF1:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
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; SOFT-ABI: [[FI1:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP1]], [[OFF1]](s32)
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; FIXME: This ought to be align 8 but ARM's call lowering hardcodes it to 1
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; SOFT-ABI: G_STORE [[Y0]](s32), [[FI1]](p0){{.*}}store 4 into stack, align 1)
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; SOFT-ABI: [[OFF2:%[0-9]+]]:_(s32) = G_CONSTANT i32 4
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; SOFT-ABI: [[FI2:%[0-9]+]]:_(p0) = G_PTR_ADD [[FI1]], [[OFF2]](s32)
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; SOFT-ABI: G_STORE [[Y1]](s32), [[FI2]](p0){{.*}}store 4 into stack + 4, align 1)
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; SOFT-ABI: BL &fma, {{.*}}, implicit $r0, implicit $r1, implicit $r2, implicit $r3, implicit-def $r0, implicit-def $r1
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; SOFT-ABI-DAG: [[R0:%[0-9]+]]:_(s32) = COPY $r0
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; SOFT-ABI-DAG: [[R1:%[0-9]+]]:_(s32) = COPY $r1
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; HARD-ABI-DAG: $d0 = COPY [[X]]
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; HARD-ABI-DAG: $d1 = COPY [[X]]
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; HARD-ABI-DAG: $d2 = COPY [[Y]]
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; HARD-ABI: BL &fma, {{.*}}, implicit $d0, implicit $d1, implicit $d2, implicit-def $d0
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; HARD-ABI: [[R:%[0-9]+]]:_(s64) = COPY $d0
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; SOFT: ADJCALLSTACKUP
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; SOFT-NOT: G_FMA
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%6(s64) = G_FMA %4, %4, %5
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; HARD: [[R0:%[0-9]+]]:_(s32), [[R1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[R]](s64)
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; HARD-ABI: [[R0:%[0-9]+]]:_(s32), [[R1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[R]](s64)
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%7(s32),%8(s32) = G_UNMERGE_VALUES %6(s64)
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; CHECK-DAG: $r0 = COPY [[R0]]
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; CHECK-DAG: $r1 = COPY [[R1]]
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$r0 = COPY %7(s32)
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$r1 = COPY %8(s32)
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BX_RET 14, $noreg, implicit $r0, implicit $r1
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...
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