cmp-bool.ll
1.95 KB
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=armv7a < %s | FileCheck %s --check-prefix=ARM
; RUN: llc -mtriple=armv6m < %s | FileCheck %s --check-prefix=THUMB
; RUN: llc -mtriple=armv7m < %s | FileCheck %s --check-prefix=THUMB2
define void @bool_eq(i1 zeroext %a, i1 zeroext %b, void ()* nocapture %c) nounwind {
; ARM-LABEL: bool_eq:
; ARM: @ %bb.0: @ %entry
; ARM-NEXT: cmp r0, r1
; ARM-NEXT: bxne lr
; ARM-NEXT: .LBB0_1: @ %if.then
; ARM-NEXT: bx r2
;
; THUMB-LABEL: bool_eq:
; THUMB: @ %bb.0: @ %entry
; THUMB-NEXT: push {r7, lr}
; THUMB-NEXT: cmp r0, r1
; THUMB-NEXT: bne .LBB0_2
; THUMB-NEXT: @ %bb.1: @ %if.then
; THUMB-NEXT: blx r2
; THUMB-NEXT: .LBB0_2: @ %if.end
; THUMB-NEXT: pop {r7, pc}
;
; THUMB2-LABEL: bool_eq:
; THUMB2: @ %bb.0: @ %entry
; THUMB2-NEXT: cmp r0, r1
; THUMB2-NEXT: it ne
; THUMB2-NEXT: bxne lr
; THUMB2-NEXT: .LBB0_1: @ %if.then
; THUMB2-NEXT: bx r2
entry:
%0 = xor i1 %a, %b
br i1 %0, label %if.end, label %if.then
if.then:
tail call void %c() #1
br label %if.end
if.end:
ret void
}
define void @bool_ne(i1 zeroext %a, i1 zeroext %b, void ()* nocapture %c) nounwind {
; ARM-LABEL: bool_ne:
; ARM: @ %bb.0: @ %entry
; ARM-NEXT: cmp r0, r1
; ARM-NEXT: bxeq lr
; ARM-NEXT: .LBB1_1: @ %if.then
; ARM-NEXT: bx r2
;
; THUMB-LABEL: bool_ne:
; THUMB: @ %bb.0: @ %entry
; THUMB-NEXT: push {r7, lr}
; THUMB-NEXT: cmp r0, r1
; THUMB-NEXT: beq .LBB1_2
; THUMB-NEXT: @ %bb.1: @ %if.then
; THUMB-NEXT: blx r2
; THUMB-NEXT: .LBB1_2: @ %if.end
; THUMB-NEXT: pop {r7, pc}
;
; THUMB2-LABEL: bool_ne:
; THUMB2: @ %bb.0: @ %entry
; THUMB2-NEXT: cmp r0, r1
; THUMB2-NEXT: it eq
; THUMB2-NEXT: bxeq lr
; THUMB2-NEXT: .LBB1_1: @ %if.then
; THUMB2-NEXT: bx r2
entry:
%cmp = xor i1 %a, %b
br i1 %cmp, label %if.then, label %if.end
if.then:
tail call void %c() #1
br label %if.end
if.end:
ret void
}