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| ; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64le-unknown-unknown -mcpu=pwr9 | FileCheck %s
define signext i32 @shrinkwrapme(i32 signext %a, i32 signext %lim) {
entry:
%cmp5 = icmp sgt i32 %lim, 0
br i1 %cmp5, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
br label %for.body
for.cond.cleanup.loopexit: ; preds = %for.body
br label %for.cond.cleanup
for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry
%Ret.0.lcssa = phi i32 [ 0, %entry ], [ %0, %for.cond.cleanup.loopexit ]
ret i32 %Ret.0.lcssa
for.body: ; preds = %for.body.preheader, %for.body
%i.07 = phi i32 [ %inc, %for.body ], [ 0, %for.body.preheader ]
%Ret.06 = phi i32 [ %0, %for.body ], [ 0, %for.body.preheader ]
%0 = tail call i32 asm "add $0, $1, $2", "=r,r,r,~{r14},~{r15},~{r16},~{r17},~{r18},~{r19},~{r20},~{r21},~{r22},~{r23},~{r24},~{r25},~{r26},~{r27},~{r28},~{r29},~{r30},~{r31}"(i32 %a, i32 %Ret.06)
%inc = add nuw nsw i32 %i.07, 1
%exitcond = icmp eq i32 %inc, %lim
br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body
; CHECK-LABEL: shrinkwrapme
; CHECK: # %bb.0:
; CHECK-NEXT: cmpwi
; Prolog code
; CHECK: std
; CHECK: std
; CHECK: std
; CHECK: std
; CHECK: blt 0, .LBB0_3
; CHECK: # %bb.1:
; CHECK-NEXT: addi
; CHECK-NEXT: clrldi
; CHECK-NEXT: addi
; CHECK-NEXT: mtctr
; CHECK-NEXT: li
; CHECK: .LBB0_2:
; CHECK: add
; CHECK: bdnz .LBB0_2
; CHECK-NEXT: b .LBB0_4
; CHECK: .LBB0_3:
; CHECK-NEXT: li
; CHECK: .LBB0_4:
; Epilog code
; CHECK: ld
; CHECK: ld
; CHECK: extsw
; CHECK: ld
; CHECK: ld
; CHECK: blr
}
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