llvm-project/llvm/test/CodeGen/Mips/lcb3c.ll

60 lines
1.9 KiB
LLVM

; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=static -O0 < %s | FileCheck %s -check-prefix=lcb
@i = global i32 0, align 4
@j = common global i32 0, align 4
@k = common global i32 0, align 4
; Function Attrs: nounwind
define i32 @s() #0 {
entry:
%0 = load i32* @i, align 4
%cmp = icmp eq i32 %0, 0
br i1 %cmp, label %if.then, label %if.else
if.then: ; preds = %entry
store i32 0, i32* @i, align 4
call void asm sideeffect ".space 1000", ""() #1, !srcloc !1
br label %if.end
if.else: ; preds = %entry
store i32 1, i32* @i, align 4
br label %if.end
if.end: ; preds = %if.else, %if.then
ret i32 0
; lcb: bnez $2, $BB0_2
; lcb: b $BB0_1 # 16 bit inst
; lcb: $BB0_1: # %if.then
}
; Function Attrs: nounwind
define i32 @b() #0 {
entry:
%0 = load i32* @i, align 4
%cmp = icmp eq i32 %0, 0
br i1 %cmp, label %if.then, label %if.else
if.then: ; preds = %entry
store i32 0, i32* @i, align 4
call void asm sideeffect ".space 1000000", ""() #1, !srcloc !2
br label %if.end
if.else: ; preds = %entry
store i32 1, i32* @i, align 4
br label %if.end
if.end: ; preds = %if.else, %if.then
ret i32 0
}
; lcb: beqz $2, $BB1_1 # 16 bit inst
; lcb: jal $BB1_2 # branch
; lcb: $BB1_1: # %if.then
attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { nounwind }
!1 = !{i32 65}
!2 = !{i32 167}