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llvm-mirror/test/CodeGen/X86/ghc-cc.ll
David Blaikie ab043ff680 [opaque pointer type] Add textual IR support for explicit type parameter to load instruction
Essentially the same as the GEP change in r230786.

A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)

import fileinput
import sys
import re

pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")

for line in sys.stdin:
  sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))

Reviewers: rafael, dexonsmith, grosser

Differential Revision: http://reviews.llvm.org/D7649

llvm-svn: 230794
2015-02-27 21:17:42 +00:00

45 lines
1.2 KiB
LLVM

; RUN: llc < %s -tailcallopt -mtriple=i686-linux-gnu | FileCheck %s
; Test the GHC call convention works (x86-32)
@base = external global i32 ; assigned to register: EBX
@sp = external global i32 ; assigned to register: EBP
@hp = external global i32 ; assigned to register: EDI
@r1 = external global i32 ; assigned to register: ESI
define void @zap(i32 %a, i32 %b) nounwind {
entry:
; CHECK: movl {{[0-9]*}}(%esp), %ebx
; CHECK-NEXT: movl {{[0-9]*}}(%esp), %ebp
; CHECK-NEXT: calll addtwo
%0 = call ghccc i32 @addtwo(i32 %a, i32 %b)
; CHECK: calll foo
call void @foo() nounwind
ret void
}
define ghccc i32 @addtwo(i32 %x, i32 %y) nounwind {
entry:
; CHECK: leal (%ebx,%ebp), %eax
%0 = add i32 %x, %y
; CHECK-NEXT: ret
ret i32 %0
}
define ghccc void @foo() nounwind {
entry:
; CHECK: movl r1, %esi
; CHECK-NEXT: movl hp, %edi
; CHECK-NEXT: movl sp, %ebp
; CHECK-NEXT: movl base, %ebx
%0 = load i32, i32* @r1
%1 = load i32, i32* @hp
%2 = load i32, i32* @sp
%3 = load i32, i32* @base
; CHECK: jmp bar
tail call ghccc void @bar( i32 %3, i32 %2, i32 %1, i32 %0 ) nounwind
ret void
}
declare ghccc void @bar(i32, i32, i32, i32)