06c192d454
Upgrade of the IR text tests should be the only thing blocking making typed byval mandatory. Partially done through regex and partially manual.
121 lines
3.6 KiB
LLVM
121 lines
3.6 KiB
LLVM
; RUN: opt < %s -inline -S | FileCheck %s
|
|
; RUN: opt < %s -passes='cgscc(inline,function(instcombine))' -S | FileCheck %s
|
|
|
|
declare void @ext_method(i8*, i32)
|
|
declare signext i16 @vararg_fn(...) #0
|
|
declare "cc 9" void @vararg_fn_cc9(i8* %p, ...)
|
|
|
|
define linkonce_odr void @thunk(i8* %this, ...) {
|
|
%this_adj = getelementptr i8, i8* %this, i32 4
|
|
musttail call void (i8*, ...) bitcast (void (i8*, i32)* @ext_method to void (i8*, ...)*)(i8* nonnull %this_adj, ...)
|
|
ret void
|
|
}
|
|
|
|
define void @thunk_caller(i8* %p) {
|
|
call void (i8*, ...) @thunk(i8* %p, i32 42)
|
|
ret void
|
|
}
|
|
; CHECK-LABEL: define void @thunk_caller(i8* %p)
|
|
; CHECK: call void (i8*, ...) bitcast (void (i8*, i32)* @ext_method to void (i8*, ...)*)(i8* nonnull %this_adj.i, i32 42)
|
|
|
|
define signext i16 @test_callee_2(...) {
|
|
%res = musttail call signext i16 (...) @vararg_fn(...) #0
|
|
ret i16 %res
|
|
}
|
|
|
|
define void @test_caller_2(i8* %p, i8* %q, i16 %r) {
|
|
call signext i16 (...) @test_callee_2(i8* %p, i8* byval(i8) %q, i16 signext %r)
|
|
ret void
|
|
}
|
|
; CHECK-LABEL: define void @test_caller_2
|
|
; CHECK: call signext i16 (...) @vararg_fn(i8* %p, i8* byval(i8) %q, i16 signext %r) [[FN_ATTRS:#[0-9]+]]
|
|
|
|
define void @test_callee_3(i8* %p, ...) {
|
|
call signext i16 (...) @vararg_fn()
|
|
ret void
|
|
}
|
|
|
|
define void @test_caller_3(i8* %p, i8* %q) {
|
|
call void (i8*, ...) @test_callee_3(i8* nonnull %p, i8* %q)
|
|
ret void
|
|
}
|
|
; CHECK-LABEL: define void @test_caller_3
|
|
; CHECK: call signext i16 (...) @vararg_fn()
|
|
|
|
define void @test_preserve_cc(i8* %p, ...) {
|
|
musttail call "cc 9" void (i8*, ...) @vararg_fn_cc9(i8* %p, ...)
|
|
ret void
|
|
}
|
|
|
|
define void @test_caller_preserve_cc(i8* %p, i8* %q) {
|
|
call void (i8*, ...) @test_preserve_cc(i8* %p, i8* %q)
|
|
ret void
|
|
}
|
|
; CHECK-LABEL: define void @test_caller_preserve_cc
|
|
; CHECK: call "cc 9" void (i8*, ...) @vararg_fn_cc9(i8* %p, i8* %q)
|
|
|
|
define internal i32 @varg_accessed(...) {
|
|
entry:
|
|
%vargs = alloca i8*, align 8
|
|
%vargs.ptr = bitcast i8** %vargs to i8*
|
|
call void @llvm.va_start(i8* %vargs.ptr)
|
|
%va1 = va_arg i8** %vargs, i32
|
|
call void @llvm.va_end(i8* %vargs.ptr)
|
|
ret i32 %va1
|
|
}
|
|
|
|
define internal i32 @varg_accessed_alwaysinline(...) alwaysinline {
|
|
entry:
|
|
%vargs = alloca i8*, align 8
|
|
%vargs.ptr = bitcast i8** %vargs to i8*
|
|
call void @llvm.va_start(i8* %vargs.ptr)
|
|
%va1 = va_arg i8** %vargs, i32
|
|
call void @llvm.va_end(i8* %vargs.ptr)
|
|
ret i32 %va1
|
|
}
|
|
|
|
define i32 @call_vargs() {
|
|
%res1 = call i32 (...) @varg_accessed(i32 10)
|
|
%res2 = call i32 (...) @varg_accessed_alwaysinline(i32 15)
|
|
%res = add i32 %res1, %res2
|
|
ret i32 %res
|
|
}
|
|
; CHECK-LABEL: @call_vargs
|
|
; CHECK: %res1 = call i32 (...) @varg_accessed(i32 10)
|
|
; CHECK-NEXT: %res2 = call i32 (...) @varg_accessed_alwaysinline(i32 15)
|
|
|
|
define void @caller_with_vastart(i8* noalias nocapture readnone %args, ...) {
|
|
entry:
|
|
%ap = alloca i8*, align 4
|
|
%ap.ptr = bitcast i8** %ap to i8*
|
|
%ap2 = alloca i8*, align 4
|
|
%ap2.ptr = bitcast i8** %ap to i8*
|
|
call void @llvm.va_start(i8* nonnull %ap.ptr)
|
|
call fastcc void @callee_with_vaend(i8* nonnull %ap.ptr)
|
|
call void @llvm.va_start(i8* nonnull %ap2.ptr)
|
|
call fastcc void @callee_with_vaend_alwaysinline(i8* nonnull %ap2.ptr)
|
|
ret void
|
|
}
|
|
|
|
define internal fastcc void @callee_with_vaend_alwaysinline(i8* %a) alwaysinline {
|
|
entry:
|
|
tail call void @llvm.va_end(i8* %a)
|
|
ret void
|
|
}
|
|
|
|
define internal fastcc void @callee_with_vaend(i8* %a) {
|
|
entry:
|
|
tail call void @llvm.va_end(i8* %a)
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: @caller_with_vastart
|
|
; CHECK-NOT: @callee_with_vaend
|
|
; CHECK-NOT: @callee_with_vaend_alwaysinline
|
|
|
|
declare void @llvm.va_start(i8*)
|
|
declare void @llvm.va_end(i8*)
|
|
|
|
; CHECK: attributes [[FN_ATTRS]] = { "foo"="bar" }
|
|
attributes #0 = { "foo"="bar" }
|