forked from OSchip/llvm-project
70 lines
3.5 KiB
LLVM
70 lines
3.5 KiB
LLVM
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; RUN: llc -march=hexagon -relocation-model=pic < %s | FileCheck %s
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; Force the use of R14 (by clobbering everything else in the inline asm).
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; Make sure that R14 is not set before the __save call (which will clobber
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; R14, R15 and R28).
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; CHECK: call __save_r16_through_r27
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; CHECK: }
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; CHECK: r14{{ *}}=
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@.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1
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; Function Attrs: nounwind optsize
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define i32 @_Z7testR14Pi(i32* nocapture %res) #0 {
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entry:
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%0 = load i32, i32* %res, align 4
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%1 = tail call { i32, i32 } asm "r0=$2\0A\09$1=add(r0,#$3)\0A\09$0=add(r0,#$4)\0A\09", "=r,=r,r,i,i,~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r15},~{r16},~{r17},~{r18},~{r19},~{r20},~{r21},~{r22},~{r23},~{r24},~{r25},~{r26},~{r27}"(i32 %0, i32 40, i32 50) #1
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%asmresult = extractvalue { i32, i32 } %1, 0
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%asmresult1 = extractvalue { i32, i32 } %1, 1
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store i32 %asmresult, i32* %res, align 4
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%call = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %asmresult1) #2
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%2 = load i32, i32* %res, align 4
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%call2 = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %2) #2
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ret i32 0
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}
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; Function Attrs: nounwind optsize
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declare i32 @printf(i8*, ...) #0
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; Same as above for R15.
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; CHECK: call __save_r16_through_r27
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; CHECK: }
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; CHECK: r15{{ *}}=
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; Function Attrs: nounwind optsize
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define i32 @_Z7testR15Pi(i32* nocapture %res) #0 {
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entry:
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%0 = load i32, i32* %res, align 4
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%1 = tail call { i32, i32 } asm "r0=$2\0A\09$1=add(r0,#$3)\0A\09$0=add(r0,#$4)\0A\09", "=r,=r,r,i,i,~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r16},~{r17},~{r18},~{r19},~{r20},~{r21},~{r22},~{r23},~{r24},~{r25},~{r26},~{r27}"(i32 %0, i32 40, i32 50) #1
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%asmresult = extractvalue { i32, i32 } %1, 0
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%asmresult1 = extractvalue { i32, i32 } %1, 1
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store i32 %asmresult, i32* %res, align 4
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%call = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %asmresult1) #2
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%2 = load i32, i32* %res, align 4
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%call2 = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %2) #2
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ret i32 0
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}
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; Same as above for R28.
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; CHECK: call __save_r16_through_r27
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; CHECK: }
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; CHECK: r28{{ *}}=
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; Function Attrs: nounwind optsize
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define i32 @_Z7testR28Pi(i32* nocapture %res) #0 {
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entry:
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%0 = load i32, i32* %res, align 4
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%1 = tail call { i32, i32 } asm "r0=$2\0A\09$1=add(r0,#$3)\0A\09$0=add(r0,#$4)\0A\09", "=r,=r,r,i,i,~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{r16},~{r17},~{r18},~{r19},~{r20},~{r21},~{r22},~{r23},~{r24},~{r25},~{r26}"(i32 %0, i32 40, i32 50) #1
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%asmresult = extractvalue { i32, i32 } %1, 0
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%asmresult1 = extractvalue { i32, i32 } %1, 1
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store i32 %asmresult, i32* %res, align 4
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%call = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %asmresult1) #2
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%2 = load i32, i32* %res, align 4
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%call2 = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %2) #2
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ret i32 0
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}
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attributes #0 = { nounwind optsize "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind }
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attributes #2 = { nounwind optsize }
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