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154 lines
4.4 KiB
LLVM
154 lines
4.4 KiB
LLVM
; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s
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; RUN: llc -verify-machineinstrs -o - %s -mtriple=arm64-linux-gnu | FileCheck %s
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@var32 = global i32 0
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@var64 = global i64 0
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define void @rev_i32() {
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; CHECK-LABEL: rev_i32:
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%val0_tmp = load i32* @var32
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%val1_tmp = call i32 @llvm.bswap.i32(i32 %val0_tmp)
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; CHECK: rev {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %val1_tmp, i32* @var32
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ret void
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}
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define void @rev_i64() {
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; CHECK-LABEL: rev_i64:
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%val0_tmp = load i64* @var64
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%val1_tmp = call i64 @llvm.bswap.i64(i64 %val0_tmp)
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; CHECK: rev {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %val1_tmp, i64* @var64
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ret void
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}
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define void @rev32_i64() {
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; CHECK-LABEL: rev32_i64:
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%val0_tmp = load i64* @var64
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%val1_tmp = shl i64 %val0_tmp, 32
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%val5_tmp = sub i64 64, 32
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%val2_tmp = lshr i64 %val0_tmp, %val5_tmp
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%val3_tmp = or i64 %val1_tmp, %val2_tmp
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%val4_tmp = call i64 @llvm.bswap.i64(i64 %val3_tmp)
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; CHECK: rev32 {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %val4_tmp, i64* @var64
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ret void
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}
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define void @rev16_i32() {
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; CHECK-LABEL: rev16_i32:
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%val0_tmp = load i32* @var32
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%val1_tmp = shl i32 %val0_tmp, 16
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%val2_tmp = lshr i32 %val0_tmp, 16
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%val3_tmp = or i32 %val1_tmp, %val2_tmp
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%val4_tmp = call i32 @llvm.bswap.i32(i32 %val3_tmp)
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; CHECK: rev16 {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %val4_tmp, i32* @var32
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ret void
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}
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define void @clz_zerodef_i32() {
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; CHECK-LABEL: clz_zerodef_i32:
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%val0_tmp = load i32* @var32
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%val4_tmp = call i32 @llvm.ctlz.i32(i32 %val0_tmp, i1 0)
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; CHECK: clz {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %val4_tmp, i32* @var32
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ret void
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}
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define void @clz_zerodef_i64() {
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; CHECK-LABEL: clz_zerodef_i64:
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%val0_tmp = load i64* @var64
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%val4_tmp = call i64 @llvm.ctlz.i64(i64 %val0_tmp, i1 0)
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; CHECK: clz {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %val4_tmp, i64* @var64
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ret void
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}
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define void @clz_zeroundef_i32() {
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; CHECK-LABEL: clz_zeroundef_i32:
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%val0_tmp = load i32* @var32
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%val4_tmp = call i32 @llvm.ctlz.i32(i32 %val0_tmp, i1 1)
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; CHECK: clz {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %val4_tmp, i32* @var32
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ret void
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}
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define void @clz_zeroundef_i64() {
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; CHECK-LABEL: clz_zeroundef_i64:
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%val0_tmp = load i64* @var64
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%val4_tmp = call i64 @llvm.ctlz.i64(i64 %val0_tmp, i1 1)
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; CHECK: clz {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %val4_tmp, i64* @var64
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ret void
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}
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define void @cttz_zerodef_i32() {
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; CHECK-LABEL: cttz_zerodef_i32:
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%val0_tmp = load i32* @var32
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%val4_tmp = call i32 @llvm.cttz.i32(i32 %val0_tmp, i1 0)
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; CHECK: rbit [[REVERSED:w[0-9]+]], {{w[0-9]+}}
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; CHECK: clz {{w[0-9]+}}, [[REVERSED]]
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store volatile i32 %val4_tmp, i32* @var32
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ret void
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}
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define void @cttz_zerodef_i64() {
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; CHECK-LABEL: cttz_zerodef_i64:
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%val0_tmp = load i64* @var64
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%val4_tmp = call i64 @llvm.cttz.i64(i64 %val0_tmp, i1 0)
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; CHECK: rbit [[REVERSED:x[0-9]+]], {{x[0-9]+}}
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; CHECK: clz {{x[0-9]+}}, [[REVERSED]]
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store volatile i64 %val4_tmp, i64* @var64
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ret void
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}
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define void @cttz_zeroundef_i32() {
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; CHECK-LABEL: cttz_zeroundef_i32:
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%val0_tmp = load i32* @var32
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%val4_tmp = call i32 @llvm.cttz.i32(i32 %val0_tmp, i1 1)
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; CHECK: rbit [[REVERSED:w[0-9]+]], {{w[0-9]+}}
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; CHECK: clz {{w[0-9]+}}, [[REVERSED]]
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store volatile i32 %val4_tmp, i32* @var32
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ret void
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}
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define void @cttz_zeroundef_i64() {
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; CHECK-LABEL: cttz_zeroundef_i64:
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%val0_tmp = load i64* @var64
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%val4_tmp = call i64 @llvm.cttz.i64(i64 %val0_tmp, i1 1)
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; CHECK: rbit [[REVERSED:x[0-9]+]], {{x[0-9]+}}
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; CHECK: clz {{x[0-9]+}}, [[REVERSED]]
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store volatile i64 %val4_tmp, i64* @var64
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ret void
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}
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; These two are just compilation tests really: the operation's set to Expand in
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; ISelLowering.
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define void @ctpop_i32() {
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; CHECK-LABEL: ctpop_i32:
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%val0_tmp = load i32* @var32
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%val4_tmp = call i32 @llvm.ctpop.i32(i32 %val0_tmp)
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store volatile i32 %val4_tmp, i32* @var32
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ret void
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}
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define void @ctpop_i64() {
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; CHECK-LABEL: ctpop_i64:
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%val0_tmp = load i64* @var64
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%val4_tmp = call i64 @llvm.ctpop.i64(i64 %val0_tmp)
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store volatile i64 %val4_tmp, i64* @var64
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ret void
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}
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declare i32 @llvm.bswap.i32(i32)
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declare i64 @llvm.bswap.i64(i64)
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declare i32 @llvm.ctlz.i32 (i32, i1)
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declare i64 @llvm.ctlz.i64 (i64, i1)
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declare i32 @llvm.cttz.i32 (i32, i1)
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declare i64 @llvm.cttz.i64 (i64, i1)
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declare i32 @llvm.ctpop.i32 (i32)
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declare i64 @llvm.ctpop.i64 (i64)
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