69 lines
1.8 KiB
LLVM
69 lines
1.8 KiB
LLVM
; RUN: llc -mtriple=x86_64-pc-windows-msvc -verify-machineinstrs < %s | FileCheck %s
|
|
|
|
; We should store -2 into UnwindHelp in a slot immediately after the last XMM
|
|
; CSR save.
|
|
|
|
declare void @g()
|
|
declare i32 @__CxxFrameHandler3(...)
|
|
|
|
@fp_global = global double 0.0
|
|
|
|
define void @f() personality i32 (...)* @__CxxFrameHandler3 {
|
|
%v = load double, double* @fp_global
|
|
call void @g()
|
|
%v1 = fadd double %v, 1.0
|
|
store double %v1, double* @fp_global
|
|
invoke void @g()
|
|
to label %return unwind label %catch.dispatch
|
|
|
|
return:
|
|
ret void
|
|
|
|
catch.dispatch:
|
|
%cs1 = catchswitch within none [label %catch] unwind to caller
|
|
|
|
catch:
|
|
%p = catchpad within %cs1 [i8* null, i32 64, i8* null]
|
|
catchret from %p to label %return
|
|
}
|
|
|
|
; CHECK: f: # @f
|
|
; CHECK: pushq %rbp
|
|
; CHECK: .seh_pushreg %rbp
|
|
; CHECK: subq $64, %rsp
|
|
; CHECK: .seh_stackalloc 64
|
|
; CHECK: leaq 64(%rsp), %rbp
|
|
; CHECK: .seh_setframe %rbp, 64
|
|
; CHECK: movaps %xmm6, -16(%rbp) # 16-byte Spill
|
|
; CHECK: .seh_savexmm %xmm6, 48
|
|
; CHECK: .seh_endprologue
|
|
; CHECK: movq $-2, -24(%rbp)
|
|
; CHECK: movsd fp_global(%rip), %xmm6 # xmm6 = mem[0],zero
|
|
; CHECK: callq g
|
|
; CHECK: addsd __real@3ff0000000000000(%rip), %xmm6
|
|
; CHECK: movsd %xmm6, fp_global(%rip)
|
|
; CHECK: .Ltmp{{.*}}
|
|
; CHECK: callq g
|
|
; CHECK: .Ltmp{{.*}}
|
|
; CHECK: .LBB{{.*}} # Block address taken
|
|
; CHECK: movaps -16(%rbp), %xmm6
|
|
; CHECK: addq $64, %rsp
|
|
; CHECK: popq %rbp
|
|
; CHECK: retq
|
|
; CHECK: .seh_handlerdata
|
|
; CHECK: # %catch
|
|
; CHECK: movq %rdx, 16(%rsp)
|
|
; CHECK: pushq %rbp
|
|
; CHECK: .seh_pushreg %rbp
|
|
; CHECK: subq $48, %rsp
|
|
; CHECK: .seh_stackalloc 48
|
|
; CHECK: leaq 64(%rdx), %rbp
|
|
; CHECK: movapd %xmm6, 32(%rsp)
|
|
; CHECK: .seh_savexmm %xmm6, 32
|
|
; CHECK: .seh_endprologue
|
|
; CHECK: movapd 32(%rsp), %xmm6
|
|
; CHECK: leaq .LBB0_1(%rip), %rax
|
|
; CHECK: addq $48, %rsp
|
|
; CHECK: popq %rbp
|
|
; CHECK: retq # CATCHRET
|