forked from OSchip/llvm-project
34 lines
1.2 KiB
LLVM
34 lines
1.2 KiB
LLVM
|
; REQUIRES: asserts
|
||
|
|
; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -o /dev/null -debug-only=isel 2>&1 | FileCheck %s
|
||
|
|
|
||
|
|
; Make sure we emit the basic block exports and the TokenFactor before the
|
||
|
|
; inlineasm_br. Not sure how to get a MachineIR change so this reads the debug
|
||
|
|
; output from SelectionDAG.
|
||
|
|
|
||
|
|
; CHECK: t0: ch = EntryToken
|
||
|
|
; CHECK-NEXT: t4: i32,ch = CopyFromReg t0, Register:i32 %3
|
||
|
|
; CHECK-NEXT: t10: i32 = add t4, Constant:i32<1>
|
||
|
|
; CHECK-NEXT: t12: ch = CopyToReg t0, Register:i32 %0, t10
|
||
|
|
; CHECK-NEXT: t6: i32,ch = CopyFromReg t0, Register:i32 %4
|
||
|
|
; CHECK-NEXT: t13: i32 = add t6, Constant:i32<1>
|
||
|
|
; CHECK-NEXT: t15: ch = CopyToReg t0, Register:i32 %1, t13
|
||
|
|
; CHECK-NEXT: t17: ch = TokenFactor t12, t15
|
||
|
|
; CHECK-NEXT: t2: i32,ch = CopyFromReg t0, Register:i32 %2
|
||
|
|
; CHECK-NEXT: t8: i32 = add t2, Constant:i32<4>
|
||
|
|
; CHECK-NEXT: t22: ch,glue = CopyToReg t17, Register:i32 %5, t8
|
||
|
|
; CHECK-NEXT: t29: ch,glue = inlineasm_br t22, {{.*}}, t22:1
|
||
|
|
|
||
|
|
define i32 @test(i32 %a, i32 %b, i32 %c) {
|
||
|
|
entry:
|
||
|
|
%0 = add i32 %a, 4
|
||
|
|
%1 = add i32 %b, 1
|
||
|
|
%2 = add i32 %c, 1
|
||
|
|
callbr void asm "xorl $0, $0; jmp ${1:l}", "r,X,~{dirflag},~{fpsr},~{flags}"(i32 %0, i8* blockaddress(@test, %fail)) to label %normal [label %fail]
|
||
|
|
|
||
|
|
normal:
|
||
|
|
ret i32 %1
|
||
|
|
|
||
|
|
fail:
|
||
|
|
ret i32 %2
|
||
|
|
}
|