|  | ; RUN: llc < %s -mtriple=i686-apple-darwin9 -mattr=sse42 | FileCheck %s -check-prefix=X32 | 
|  | ; RUN: llc < %s -mtriple=x86_64-apple-darwin9 -mattr=sse42 | FileCheck %s -check-prefix=X64 | 
|  |  | 
|  | declare i32 @llvm.x86.sse42.crc32.32.8(i32, i8) nounwind | 
|  | declare i32 @llvm.x86.sse42.crc32.32.16(i32, i16) nounwind | 
|  | declare i32 @llvm.x86.sse42.crc32.32.32(i32, i32) nounwind | 
|  |  | 
|  | define i32 @crc32_32_8(i32 %a, i8 %b) nounwind { | 
|  | %tmp = call i32 @llvm.x86.sse42.crc32.32.8(i32 %a, i8 %b) | 
|  | ret i32 %tmp | 
|  | ; X32: _crc32_32_8: | 
|  | ; X32:     crc32b   8(%esp), %eax | 
|  |  | 
|  | ; X64: _crc32_32_8: | 
|  | ; X64:     crc32b   %sil, | 
|  | } | 
|  |  | 
|  |  | 
|  | define i32 @crc32_32_16(i32 %a, i16 %b) nounwind { | 
|  | %tmp = call i32 @llvm.x86.sse42.crc32.32.16(i32 %a, i16 %b) | 
|  | ret i32 %tmp | 
|  | ; X32: _crc32_32_16: | 
|  | ; X32:     crc32w   8(%esp), %eax | 
|  |  | 
|  | ; X64: _crc32_32_16: | 
|  | ; X64:     crc32w   %si, | 
|  | } | 
|  |  | 
|  |  | 
|  | define i32 @crc32_32_32(i32 %a, i32 %b) nounwind { | 
|  | %tmp = call i32 @llvm.x86.sse42.crc32.32.32(i32 %a, i32 %b) | 
|  | ret i32 %tmp | 
|  | ; X32: _crc32_32_32: | 
|  | ; X32:     crc32l   8(%esp), %eax | 
|  |  | 
|  | ; X64: _crc32_32_32: | 
|  | ; X64:     crc32l   %esi, | 
|  | } | 
|  |  |