postalloc-coalescing.ll
1.57 KB
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- | FileCheck %s
define fastcc i32 @_Z18yy_get_next_bufferv() nounwind {
; CHECK-LABEL: _Z18yy_get_next_bufferv:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl $42, %eax
; CHECK-NEXT: cmpl $-1, %eax
; CHECK-NEXT: je .LBB0_3
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_1: # %bb116
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movb %al, 0
; CHECK-NEXT: cmpl $-1, %eax
; CHECK-NEXT: jne .LBB0_1
; CHECK-NEXT: .LBB0_3: # %bb158
; CHECK-NEXT: movb %al, 0
; CHECK-NEXT: cmpl $-1, %eax
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: retl
entry:
br label %bb131
bb116: ; preds = %bb131
%tmp125126 = trunc i32 %c.1 to i8 ; <i8> [#uses=1]
store i8 %tmp125126, i8* null, align 1
br label %bb131
bb131: ; preds = %bb116, %entry
%c.2 = phi i32 [ %c.1, %bb116 ], [ 42, %entry ] ; <i32> [#uses=1]
%c.1 = select i1 false, i32 0, i32 %c.2 ; <i32> [#uses=4]
%tmp181 = icmp eq i32 %c.1, -1 ; <i1> [#uses=1]
br i1 %tmp181, label %bb158, label %bb116
bb158: ; preds = %bb131
br i1 true, label %cond_true163, label %cond_next178
cond_true163: ; preds = %bb158
%tmp172173 = trunc i32 %c.1 to i8 ; <i8> [#uses=1]
store i8 %tmp172173, i8* null, align 1
br label %cond_next178
cond_next178: ; preds = %cond_true163, %bb158
%tmp180 = icmp eq i32 %c.1, -1 ; <i1> [#uses=1]
br i1 %tmp180, label %cond_next184, label %cond_next199
cond_next184: ; preds = %cond_next178
ret i32 0
cond_next199: ; preds = %cond_next178
ret i32 0
}