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8ebde25931
the difference from "int x" (which should go in registers and
"struct y {int x;}" (which should not).
Clang will be updated in the next patches.
llvm-svn: 166536
30 lines
681 B
LLVM
30 lines
681 B
LLVM
; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | FileCheck %s
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; check that fastcc is passing stuff in regs.
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declare x86_fastcallcc i64 @callee(i64 inreg)
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define i64 @caller() {
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%X = call x86_fastcallcc i64 @callee( i64 4294967299 ) ; <i64> [#uses=1]
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; CHECK: mov{{.*}}EDX, 1
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ret i64 %X
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}
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define x86_fastcallcc i64 @caller2(i64 inreg %X) {
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ret i64 %X
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; CHECK: mov{{.*}}EAX, ECX
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}
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declare x86_thiscallcc i64 @callee2(i32)
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define i64 @caller3() {
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%X = call x86_thiscallcc i64 @callee2( i32 3 )
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; CHECK: mov{{.*}}ECX, 3
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ret i64 %X
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}
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define x86_thiscallcc i32 @caller4(i32 %X) {
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ret i32 %X
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; CHECK: mov{{.*}}EAX, ECX
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}
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