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1; RUN: llc -mtriple=hexagon -relocation-model=pic < %s | FileCheck %s2 3; Force the use of R14 (by clobbering everything else in the inline asm).4; Make sure that R14 is not set before the __save call (which will clobber5; R14, R15 and R28).6; CHECK: call __save_r16_through_r277; CHECK: }8; CHECK: r14 =9 10@.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 111 12; Function Attrs: nounwind optsize13define i32 @_Z7testR14Pi(ptr nocapture %res) #0 {14entry:15 %0 = load i32, ptr %res, align 416 %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) #117 %asmresult = extractvalue { i32, i32 } %1, 018 %asmresult1 = extractvalue { i32, i32 } %1, 119 store i32 %asmresult, ptr %res, align 420 %call = tail call i32 (ptr, ...) @printf(ptr @.str, i32 %asmresult1) #221 %2 = load i32, ptr %res, align 422 %call2 = tail call i32 (ptr, ...) @printf(ptr @.str, i32 %2) #223 ret i32 024}25 26; Function Attrs: nounwind optsize27declare i32 @printf(ptr, ...) #028 29; Same as above for R15.30; CHECK: call __save_r16_through_r2731; CHECK: }32; CHECK: r15 =33 34; Function Attrs: nounwind optsize35define i32 @_Z7testR15Pi(ptr nocapture %res) #0 {36entry:37 %0 = load i32, ptr %res, align 438 %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) #139 %asmresult = extractvalue { i32, i32 } %1, 040 %asmresult1 = extractvalue { i32, i32 } %1, 141 store i32 %asmresult, ptr %res, align 442 %call = tail call i32 (ptr, ...) @printf(ptr @.str, i32 %asmresult1) #243 %2 = load i32, ptr %res, align 444 %call2 = tail call i32 (ptr, ...) @printf(ptr @.str, i32 %2) #245 ret i32 046}47 48; Same as above for R28.49; CHECK: call __save_r16_through_r2750; CHECK: }51; CHECK: r28 =52 53; Function Attrs: nounwind optsize54define i32 @_Z7testR28Pi(ptr nocapture %res) #0 {55entry:56 %0 = load i32, ptr %res, align 457 %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) #158 %asmresult = extractvalue { i32, i32 } %1, 059 %asmresult1 = extractvalue { i32, i32 } %1, 160 store i32 %asmresult, ptr %res, align 461 %call = tail call i32 (ptr, ...) @printf(ptr @.str, i32 %asmresult1) #262 %2 = load i32, ptr %res, align 463 %call2 = tail call i32 (ptr, ...) @printf(ptr @.str, i32 %2) #264 ret i32 065}66 67attributes #0 = { nounwind optsize "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }68attributes #1 = { nounwind }69attributes #2 = { nounwind optsize }70