84 lines
3.2 KiB
LLVM
84 lines
3.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
|
|
; RUN: llc %s -o - -enable-shrink-wrap=true | FileCheck --check-prefix=SHRINK-WRAP %s
|
|
; RUN: llc %s -o - -enable-shrink-wrap=false | FileCheck --check-prefix=NO-SHRINK-WRAP %s
|
|
target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
|
|
target triple = "i686-pc-windows-msvc18.0.0"
|
|
|
|
%struct.S = type { i32 }
|
|
|
|
; Check that we do not use a basic block that has EFLAGS as live-in
|
|
; if we need to realign the stack.
|
|
define x86_thiscallcc void @stackRealignment(ptr %this) {
|
|
; SHRINK-WRAP-LABEL: stackRealignment:
|
|
; SHRINK-WRAP: # %bb.0: # %entry
|
|
; SHRINK-WRAP-NEXT: movl (%ecx), %eax
|
|
; SHRINK-WRAP-NEXT: cmpl $33, %eax
|
|
; SHRINK-WRAP-NEXT: movl $42, %edx
|
|
; SHRINK-WRAP-NEXT: jge LBB0_2
|
|
; SHRINK-WRAP-NEXT: # %bb.1: # %entry
|
|
; SHRINK-WRAP-NEXT: movl $128, %edx
|
|
; SHRINK-WRAP-NEXT: LBB0_2: # %entry
|
|
; SHRINK-WRAP-NEXT: pushl %ebp
|
|
; SHRINK-WRAP-NEXT: movl %esp, %ebp
|
|
; SHRINK-WRAP-NEXT: andl $-8, %esp
|
|
; SHRINK-WRAP-NEXT: subl $16, %esp
|
|
; SHRINK-WRAP-NEXT: movl %edx, {{[0-9]+}}(%esp)
|
|
; SHRINK-WRAP-NEXT: cmpl $32, %eax
|
|
; SHRINK-WRAP-NEXT: jl LBB0_4
|
|
; SHRINK-WRAP-NEXT: # %bb.3: # %if.end
|
|
; SHRINK-WRAP-NEXT: leal {{[0-9]+}}(%esp), %eax
|
|
; SHRINK-WRAP-NEXT: leal {{[0-9]+}}(%esp), %edx
|
|
; SHRINK-WRAP-NEXT: pushl %eax
|
|
; SHRINK-WRAP-NEXT: pushl %edx
|
|
; SHRINK-WRAP-NEXT: calll _bar
|
|
; SHRINK-WRAP-NEXT: LBB0_4: # %cleanup
|
|
; SHRINK-WRAP-NEXT: movl %ebp, %esp
|
|
; SHRINK-WRAP-NEXT: popl %ebp
|
|
; SHRINK-WRAP-NEXT: retl
|
|
;
|
|
; NO-SHRINK-WRAP-LABEL: stackRealignment:
|
|
; NO-SHRINK-WRAP: # %bb.0: # %entry
|
|
; NO-SHRINK-WRAP-NEXT: pushl %ebp
|
|
; NO-SHRINK-WRAP-NEXT: movl %esp, %ebp
|
|
; NO-SHRINK-WRAP-NEXT: andl $-8, %esp
|
|
; NO-SHRINK-WRAP-NEXT: subl $16, %esp
|
|
; NO-SHRINK-WRAP-NEXT: movl (%ecx), %eax
|
|
; NO-SHRINK-WRAP-NEXT: cmpl $33, %eax
|
|
; NO-SHRINK-WRAP-NEXT: movl $42, %edx
|
|
; NO-SHRINK-WRAP-NEXT: jge LBB0_2
|
|
; NO-SHRINK-WRAP-NEXT: # %bb.1: # %entry
|
|
; NO-SHRINK-WRAP-NEXT: movl $128, %edx
|
|
; NO-SHRINK-WRAP-NEXT: LBB0_2: # %entry
|
|
; NO-SHRINK-WRAP-NEXT: movl %edx, {{[0-9]+}}(%esp)
|
|
; NO-SHRINK-WRAP-NEXT: cmpl $32, %eax
|
|
; NO-SHRINK-WRAP-NEXT: jl LBB0_4
|
|
; NO-SHRINK-WRAP-NEXT: # %bb.3: # %if.end
|
|
; NO-SHRINK-WRAP-NEXT: leal {{[0-9]+}}(%esp), %eax
|
|
; NO-SHRINK-WRAP-NEXT: leal {{[0-9]+}}(%esp), %edx
|
|
; NO-SHRINK-WRAP-NEXT: pushl %eax
|
|
; NO-SHRINK-WRAP-NEXT: pushl %edx
|
|
; NO-SHRINK-WRAP-NEXT: calll _bar
|
|
; NO-SHRINK-WRAP-NEXT: LBB0_4: # %cleanup
|
|
; NO-SHRINK-WRAP-NEXT: movl %ebp, %esp
|
|
; NO-SHRINK-WRAP-NEXT: popl %ebp
|
|
; NO-SHRINK-WRAP-NEXT: retl
|
|
entry:
|
|
%data = alloca [1 x i32], align 4
|
|
%d = alloca double, align 8
|
|
%tmp1 = load i32, ptr %this, align 4
|
|
%cmp = icmp sgt i32 %tmp1, 32
|
|
%cond = select i1 %cmp, i32 42, i32 128
|
|
store i32 %cond, ptr %data, align 4
|
|
%cmp3 = icmp slt i32 %tmp1, 32
|
|
br i1 %cmp3, label %cleanup, label %if.end
|
|
|
|
if.end: ; preds = %entry
|
|
call x86_thiscallcc void @bar(ptr nonnull %this, ptr %data, ptr nonnull %d)
|
|
br label %cleanup
|
|
|
|
cleanup: ; preds = %if.end, %entry
|
|
ret void
|
|
}
|
|
|
|
; Function Attrs: optsize
|
|
declare x86_thiscallcc void @bar(ptr, ptr, ptr)
|