6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-02-22 13:29:44 +00:00
Code Issues Projects Releases Wiki Activity

[fast-isel] The X86FastISel::FastLowerArguments function doesn't properly handle

Browse Source 
the win64 calling convention.
rdar://13423768

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177113 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chad Rosier 2013-03-14 21:25:04 +00:00
parent 1754aca83a
commit d9b306a477
2 changed files with 13 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
lib/Target/X86/X86FastISel.cpp
View File

@ -1526,6 +1526,9 @@ bool X86FastISel::FastLowerArguments() {
if (!FuncInfo.CanLowerReturn) if (!FuncInfo.CanLowerReturn)
return false; return false;
if (Subtarget->isTargetWindows())
return false;
const Function *F = FuncInfo.Fn; const Function *F = FuncInfo.Fn;
if (F->isVarArg()) if (F->isVarArg())
return false; return false;

10
test/CodeGen/X86/fast-isel-args-fail.ll
View File

@ -1,4 +1,5 @@
; RUN: llc < %s -fast-isel -verify-machineinstrs -mtriple=x86_64-apple-darwin10 ; RUN: llc < %s -fast-isel -verify-machineinstrs -mtriple=x86_64-apple-darwin10
; RUN: llc < %s -fast-isel -verify-machineinstrs -mtriple=x86_64-pc-win32 | FileCheck %s
; Requires: Asserts ; Requires: Asserts
; Previously, this would cause an assert. ; Previously, this would cause an assert.
@ -8,3 +9,12 @@ entry:
%add1 = add nsw i31 %add, %c %add1 = add nsw i31 %add, %c
ret i31 %add1 ret i31 %add1
} }
; We don't handle the Windows CC, yet.
define i32 @foo(i32* %p) {
entry:
; CHECK: foo
; CHECK: movl (%rcx), %eax
%0 = load i32* %p, align 4
ret i32 %0
}