| ; RUN: llc -mtriple=x86_64-pc-linux -mcpu=corei7 < %s | FileCheck -check-prefix=CORE_LP64 %s | |
| ; RUN: llc -mtriple=x86_64-pc-linux -mcpu=atom < %s | FileCheck -check-prefix=ATOM_LP64 %s | |
| ; RUN: llc -mtriple=x86_64-pc-linux-gnux32 -mcpu=corei7 < %s | FileCheck -check-prefix=CORE_ILP32 %s | |
| ; RUN: llc -mtriple=x86_64-pc-linux-gnux32 -mcpu=atom < %s | FileCheck -check-prefix=ATOM_ILP32 %s | |
| define i32 @bar(i32 %a) nounwind { | |
| entry: | |
| %arr = alloca [400 x i32], align 16 | |
| ; There is a 2x2 variation matrix here: | |
| ; Atoms use LEA to update the SP. Opcode bitness depends on data model. | |
| ; Cores use sub/add to update the SP. Opcode bitness depends on data model. | |
| ; CORE_LP64: subq $1608 | |
| ; CORE_ILP32: subl $1608 | |
| ; ATOM_LP64: leaq -1608 | |
| ; ATOM_ILP32: leal -1608 | |
| %arraydecay = getelementptr inbounds [400 x i32], [400 x i32]* %arr, i64 0, i64 0 | |
| %call = call i32 @foo(i32 %a, i32* %arraydecay) nounwind | |
| ret i32 %call | |
| ; CORE_LP64: addq $1608 | |
| ; CORE_ILP32: addl $1608 | |
| ; ATOM_LP64: leaq 1608 | |
| ; ATOM_ILP32: leal 1608 | |
| } | |
| declare i32 @foo(i32, i32*) | |