Jakob Stoklund Olesen | 8f1282d | 2011-06-04 23:34:40 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=x86 -regalloc=linearscan | FileCheck %s |
| 2 | ; RUN: llc < %s -march=x86 -regalloc=fast | FileCheck %s |
| 3 | ; RUN: llc < %s -march=x86 -regalloc=basic | FileCheck %s |
| 4 | ; RUN: llc < %s -march=x86 -regalloc=greedy | FileCheck %s |
Jakob Stoklund Olesen | 85f4fda | 2010-05-12 00:11:24 +0000 | [diff] [blame] | 5 | |
Jakob Stoklund Olesen | 8f1282d | 2011-06-04 23:34:40 +0000 | [diff] [blame] | 6 | ; The 1st, 2nd, 3rd and 5th registers must all be different. The registers |
Dale Johannesen | 8e3455b | 2008-09-24 23:13:09 +0000 | [diff] [blame] | 7 | ; referenced in the 4th and 6th operands must not be the same as the 1st or 5th |
Jakob Stoklund Olesen | 8f1282d | 2011-06-04 23:34:40 +0000 | [diff] [blame] | 8 | ; operand. |
| 9 | ; |
| 10 | ; CHECK: 1st=[[A1:%...]] |
| 11 | ; CHECK-NOT: [[A1]] |
| 12 | ; CHECK: 2nd=[[A2:%...]] |
| 13 | ; CHECK-NOT: [[A1]] |
| 14 | ; CHECK-NOT: [[A2]] |
| 15 | ; CHECK: 3rd=[[A3:%...]] |
| 16 | ; CHECK-NOT: [[A1]] |
| 17 | ; CHECK-NOT: [[A2]] |
| 18 | ; CHECK-NOT: [[A3]] |
| 19 | ; CHECK: 5th=[[A5:%...]] |
| 20 | ; CHECK-NOT: [[A1]] |
| 21 | ; CHECK-NOT; [[A5]] |
| 22 | ; CHECK: =4th |
| 23 | |
| 24 | ; The 6th operand is an 8-bit register, and it mustn't alias the 1st and 5th. |
| 25 | ; CHECK: 1%e[[S1:.]]x |
| 26 | ; CHECK: 5%e[[S5:.]]x |
| 27 | ; CHECK-NOT: %[[S1]] |
| 28 | ; CHECK-NOT: %[[S5]] |
| 29 | |
Dale Johannesen | 8e3455b | 2008-09-24 23:13:09 +0000 | [diff] [blame] | 30 | target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" |
| 31 | target triple = "i386-apple-darwin8" |
| 32 | %struct.foo = type { i32, i32, i8* } |
| 33 | |
| 34 | define i32 @get(%struct.foo* %c, i8* %state) nounwind { |
| 35 | entry: |
| 36 | %0 = getelementptr %struct.foo* %c, i32 0, i32 0 ; <i32*> [#uses=2] |
| 37 | %1 = getelementptr %struct.foo* %c, i32 0, i32 1 ; <i32*> [#uses=2] |
| 38 | %2 = getelementptr %struct.foo* %c, i32 0, i32 2 ; <i8**> [#uses=2] |
| 39 | %3 = load i32* %0, align 4 ; <i32> [#uses=1] |
| 40 | %4 = load i32* %1, align 4 ; <i32> [#uses=1] |
| 41 | %5 = load i8* %state, align 1 ; <i8> [#uses=1] |
Jakob Stoklund Olesen | 8f1282d | 2011-06-04 23:34:40 +0000 | [diff] [blame] | 42 | %asmtmp = tail call { i32, i32, i32, i32 } asm sideeffect "#1st=$0 $1 2nd=$1 $2 3rd=$2 $4 5th=$4 $3=4th 1$0 1%eXx 5$4 5%eXx 6th=$5", "=&r,=r,=r,=*m,=&q,=*imr,1,2,*m,5,~{dirflag},~{fpsr},~{flags},~{cx}"(i8** %2, i8* %state, i32 %3, i32 %4, i8** %2, i8 %5) nounwind ; <{ i32, i32, i32, i32 }> [#uses=3] |
Dale Johannesen | 8e3455b | 2008-09-24 23:13:09 +0000 | [diff] [blame] | 43 | %asmresult = extractvalue { i32, i32, i32, i32 } %asmtmp, 0 ; <i32> [#uses=1] |
| 44 | %asmresult1 = extractvalue { i32, i32, i32, i32 } %asmtmp, 1 ; <i32> [#uses=1] |
| 45 | store i32 %asmresult1, i32* %0 |
| 46 | %asmresult2 = extractvalue { i32, i32, i32, i32 } %asmtmp, 2 ; <i32> [#uses=1] |
| 47 | store i32 %asmresult2, i32* %1 |
| 48 | ret i32 %asmresult |
| 49 | } |