forked from OSchip/llvm-project
157 lines
4.2 KiB
LLVM
157 lines
4.2 KiB
LLVM
; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
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; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi | FileCheck %s --check-prefix=ARM
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; rdar://10418009
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define zeroext i16 @t1(i16* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t1:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 -8
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%0 = load i16, i16* %add.ptr, align 2
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; ARM: ldrh r0, [r0, #-16]
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ret i16 %0
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}
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define zeroext i16 @t2(i16* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t2:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 -16
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%0 = load i16, i16* %add.ptr, align 2
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; ARM: ldrh r0, [r0, #-32]
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ret i16 %0
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}
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define zeroext i16 @t3(i16* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t3:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 -127
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%0 = load i16, i16* %add.ptr, align 2
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; ARM: ldrh r0, [r0, #-254]
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ret i16 %0
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}
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define zeroext i16 @t4(i16* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t4:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 -128
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%0 = load i16, i16* %add.ptr, align 2
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; ARM: mvn r{{[1-9]}}, #255
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; ARM: add r0, r0, r{{[1-9]}}
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; ARM: ldrh r0, [r0]
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ret i16 %0
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}
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define zeroext i16 @t5(i16* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t5:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 8
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%0 = load i16, i16* %add.ptr, align 2
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; ARM: ldrh r0, [r0, #16]
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ret i16 %0
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}
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define zeroext i16 @t6(i16* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t6:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 16
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%0 = load i16, i16* %add.ptr, align 2
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; ARM: ldrh r0, [r0, #32]
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ret i16 %0
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}
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define zeroext i16 @t7(i16* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t7:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 127
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%0 = load i16, i16* %add.ptr, align 2
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; ARM: ldrh r0, [r0, #254]
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ret i16 %0
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}
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define zeroext i16 @t8(i16* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t8:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 128
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%0 = load i16, i16* %add.ptr, align 2
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; ARM: add r0, r0, #256
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; ARM: ldrh r0, [r0]
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ret i16 %0
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}
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define void @t9(i16* nocapture %a) nounwind uwtable ssp {
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entry:
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; ARM-LABEL: t9:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 -8
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store i16 0, i16* %add.ptr, align 2
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; ARM: movw [[REG0:r[0-9]+]], #0
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; ARM: strh [[REG0]], [{{r[0-9]+}}, #-16]
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ret void
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}
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; mvn r1, #255
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; strh r2, [r0, r1]
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define void @t10(i16* nocapture %a) nounwind uwtable ssp {
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entry:
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; ARM-LABEL: t10:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 -128
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store i16 0, i16* %add.ptr, align 2
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; ARM: mov r1, r0
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; ARM: movw [[REG1:r[0-9]+]], #0
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; ARM: mvn [[REG2:r[0-9]+]], #255
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; ARM: add [[REG0:r[0-9]+]], r1, [[REG2]]
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; ARM: strh [[REG1]], {{\[}}[[REG0]]]
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ret void
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}
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define void @t11(i16* nocapture %a) nounwind uwtable ssp {
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entry:
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; ARM-LABEL: t11:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 8
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store i16 0, i16* %add.ptr, align 2
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; ARM: movw [[REG1:r[0-9]+]], #0
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; ARM: strh [[REG1]], [{{r[0-9]+}}, #16]
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ret void
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}
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; mov r1, #256
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; strh r2, [r0, r1]
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define void @t12(i16* nocapture %a) nounwind uwtable ssp {
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entry:
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; ARM-LABEL: t12:
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%add.ptr = getelementptr inbounds i16, i16* %a, i64 128
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store i16 0, i16* %add.ptr, align 2
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; ARM: mov r1, r0
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; ARM: movw [[REG1:r[0-9]+]], #0
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; ARM: add [[REG0:r[0-9]+]], r1, #256
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; ARM: strh [[REG1]], {{\[}}[[REG0]]]
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ret void
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}
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define signext i8 @t13(i8* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t13:
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%add.ptr = getelementptr inbounds i8, i8* %a, i64 -8
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%0 = load i8, i8* %add.ptr, align 2
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; ARM: ldrsb r0, [r0, #-8]
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ret i8 %0
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}
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define signext i8 @t14(i8* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t14:
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%add.ptr = getelementptr inbounds i8, i8* %a, i64 -255
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%0 = load i8, i8* %add.ptr, align 2
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; ARM: ldrsb r0, [r0, #-255]
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ret i8 %0
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}
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define signext i8 @t15(i8* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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; ARM-LABEL: t15:
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%add.ptr = getelementptr inbounds i8, i8* %a, i64 -256
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%0 = load i8, i8* %add.ptr, align 2
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; ARM: mvn r{{[1-9]}}, #255
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; ARM: add r0, r0, r{{[1-9]}}
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; ARM: ldrsb r0, [r0]
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ret i8 %0
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}
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