llvm/test/CodeGen/X86/lea-opt-memop-check-2.ll
Andrey Turetskiy 8ddb8b4b8d [X86] PR27502: Fix the LEA optimization pass.
Handle MachineBasicBlock as a memory displacement operand in the LEA optimization pass.

Differential Revision: http://reviews.llvm.org/D19409


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@267551 91177308-0d34-0410-b5e6-96231b3b80d8
2016-04-26 12:18:12 +00:00

22 lines
650 B
LLVM

; RUN: llc < %s -mtriple=x86_64-pc-linux -mcpu=corei7 -relocation-model=pic | FileCheck %s
; PR27502
; UNREACHABLE: "Invalid address displacement operand"
@buf = internal global [5 x i8*] zeroinitializer
declare i32 @llvm.eh.sjlj.setjmp(i8*) nounwind
define i32 @test() nounwind optsize {
%r = tail call i32 @llvm.eh.sjlj.setjmp(i8* bitcast ([5 x i8*]* @buf to i8*))
ret i32 %r
; CHECK-LABEL: test:
; CHECK: leaq .LBB0_3(%rip), %r[[REG:[a-z]+]]
; CHECK: movq %r[[REG]], buf+8(%rip)
; CHECK: #EH_SjLj_Setup .LBB0_3
; CHECK: xorl %e[[REG]], %e[[REG]]
; CHECK: jmp .LBB0_2
; CHECK-LABEL: .LBB0_3: # Block address taken
; CHECK-LABEL: .LBB0_2:
}