| Anton Korobeynikov | ded05e3 | 2010-05-16 09:08:45 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | FileCheck %s |
| Chris Lattner | b794107 | 2005-05-12 23:09:04 +0000 | [diff] [blame] | 2 | ; check that fastcc is passing stuff in regs. |
| 3 | |
| Chris Lattner | 7e08570 | 2007-02-28 18:35:36 +0000 | [diff] [blame] | 4 | declare x86_fastcallcc i64 @callee(i64) |
| Chris Lattner | 120e07f | 2006-03-18 23:48:54 +0000 | [diff] [blame] | 5 | |
| Chris Lattner | 7e08570 | 2007-02-28 18:35:36 +0000 | [diff] [blame] | 6 | define i64 @caller() { |
| Chris Lattner | ef6c875 | 2007-11-18 18:26:45 +0000 | [diff] [blame] | 7 | %X = call x86_fastcallcc i64 @callee( i64 4294967299 ) ; <i64> [#uses=1] |
| Anton Korobeynikov | ded05e3 | 2010-05-16 09:08:45 +0000 | [diff] [blame^] | 8 | ; CHECK: mov{{.*}}EDX, 1 |
| Chris Lattner | 7e08570 | 2007-02-28 18:35:36 +0000 | [diff] [blame] | 9 | ret i64 %X |
| Chris Lattner | b794107 | 2005-05-12 23:09:04 +0000 | [diff] [blame] | 10 | } |
| 11 | |
| Chris Lattner | 7e08570 | 2007-02-28 18:35:36 +0000 | [diff] [blame] | 12 | define x86_fastcallcc i64 @caller2(i64 %X) { |
| 13 | ret i64 %X |
| Anton Korobeynikov | ded05e3 | 2010-05-16 09:08:45 +0000 | [diff] [blame^] | 14 | ; CHECK: mov{{.*}}EAX, ECX |
| 15 | } |
| 16 | |
| 17 | declare x86_thiscallcc i64 @callee2(i32) |
| 18 | |
| 19 | define i64 @caller3() { |
| 20 | %X = call x86_thiscallcc i64 @callee2( i32 3 ) |
| 21 | ; CHECK: mov{{.*}}ECX, 3 |
| 22 | ret i64 %X |
| 23 | } |
| 24 | |
| 25 | define x86_thiscallcc i32 @caller4(i32 %X) { |
| 26 | ret i32 %X |
| 27 | ; CHECK: mov{{.*}}EAX, ECX |
| Chris Lattner | b794107 | 2005-05-12 23:09:04 +0000 | [diff] [blame] | 28 | } |
| Chris Lattner | 7e08570 | 2007-02-28 18:35:36 +0000 | [diff] [blame] | 29 | |