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0d19bba33e
`fadd` and `fsub` have recently (r351850) been added as `atomicrmw` operations. This diff adds lowering cases for them to the LowerAtomic transform. Patch by Josh Berdine! llvm-svn: 361512
60 lines
1.2 KiB
LLVM
60 lines
1.2 KiB
LLVM
; RUN: opt < %s -loweratomic -S | FileCheck %s
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; RUN: opt < %s -passes=loweratomic -S | FileCheck %s
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define i8 @add() {
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; CHECK-LABEL: @add(
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%i = alloca i8
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%j = atomicrmw add i8* %i, i8 42 monotonic
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; CHECK: [[INST:%[a-z0-9]+]] = load
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; CHECK-NEXT: add
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; CHECK-NEXT: store
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ret i8 %j
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; CHECK: ret i8 [[INST]]
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}
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define i8 @nand() {
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; CHECK-LABEL: @nand(
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%i = alloca i8
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%j = atomicrmw nand i8* %i, i8 42 monotonic
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; CHECK: [[INST:%[a-z0-9]+]] = load
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; CHECK-NEXT: and
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; CHECK-NEXT: xor
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; CHECK-NEXT: store
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ret i8 %j
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; CHECK: ret i8 [[INST]]
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}
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define i8 @min() {
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; CHECK-LABEL: @min(
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%i = alloca i8
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%j = atomicrmw min i8* %i, i8 42 monotonic
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; CHECK: [[INST:%[a-z0-9]+]] = load
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; CHECK-NEXT: icmp
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; CHECK-NEXT: select
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; CHECK-NEXT: store
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ret i8 %j
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; CHECK: ret i8 [[INST]]
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}
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define float @fadd() {
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; CHECK-LABEL: @fadd(
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%i = alloca float
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%j = atomicrmw fadd float* %i, float 42.0 monotonic
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; CHECK: [[INST:%[a-z0-9]+]] = load
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; CHECK-NEXT: fadd
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; CHECK-NEXT: store
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ret float %j
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; CHECK: ret float [[INST]]
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}
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define float @fsub() {
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; CHECK-LABEL: @fsub(
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%i = alloca float
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%j = atomicrmw fsub float* %i, float 42.0 monotonic
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; CHECK: [[INST:%[a-z0-9]+]] = load
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; CHECK-NEXT: fsub
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; CHECK-NEXT: store
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ret float %j
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; CHECK: ret float [[INST]]
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}
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