branch_selector.ll
1.25 KB
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; RUN: llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 -verify-machineinstrs < %s | FileCheck %s
define i32 @relax_bcc(i1 %b) {
; CHECK-LABEL: relax_bcc:
; CHECK: # %bb.0:
; CHECK-NEXT: andi. 3, 3, 1
; CHECK-NEXT: #APP
; CHECK-NEXT: label:
; CHECK-NEXT: add 3, 3, 5
; CHECK-NEXT: cmpd 4, 3
; CHECK-NEXT: bne 0, label
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: bc 12, 1, .+8
; CHECK-NEXT: b .LBB0_4
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: li 3, 101
; CHECK-NEXT: mtctr 3
; CHECK-NEXT: .p2align 4
; CHECK-NEXT: .LBB0_2:
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: bdnz .LBB0_2
; CHECK-NEXT: # %bb.3:
; CHECK-NEXT: #APP
; CHECK-NEXT: .space 32748
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: .LBB0_4: # %tail
; CHECK-NEXT: li 3, 1
; CHECK-NEXT: blr
entry:
call void asm sideeffect "label:\0A\09add 3,3,5\0A\09cmpd 4,3\0A\09bne label", ""()
br i1 %b, label %for.body, label %tail
for.body: ; preds = %for.body, %entry
%0 = phi i32 [0, %entry], [%1, %for.body]
%1 = add i32 %0, 1
%2 = icmp sgt i32 %1, 100
br i1 %2, label %exit, label %for.body
exit:
call void asm sideeffect ".space 32748", ""()
br label %tail
tail:
ret i32 1
}