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Add tests for X86-64 code model handling. Small and kernel for now. 

llvm-svn: 78300
This commit is contained in:
Anton Korobeynikov 2009-08-06 12:25:20 +00:00
parent d0439d0638
commit 644caa0cdb
1 changed files with 67 additions and 0 deletions
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67
llvm/test/CodeGen/X86/codemodel.ll Normal file
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; RUN: llvm-as < %s | llc -code-model=small | FileCheck -check-prefix CHECK-SMALL %s
; RUN: llvm-as < %s | llc -code-model=kernel | FileCheck -check-prefix CHECK-KERNEL %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
target triple = "x86_64-unknown-linux-gnu"
@data = external global [0 x i32] ; <[0 x i32]*> [#uses=5]
define i32 @foo() nounwind readonly {
entry:
; CHECK-SMALL: foo:
; CHECK-SMALL: movl data, %eax
; CHECK-KERNEL: foo:
; CHECK-KERNEL: movl data, %eax
%0 = load i32* getelementptr ([0 x i32]* @data, i64 0, i64 0), align 4 ; <i32> [#uses=1]
ret i32 %0
}
define i32 @foo2() nounwind readonly {
entry:
; CHECK-SMALL: foo2:
; CHECK-SMALL: movl data+40, %eax
; CHECK-KERNEL: foo2:
; CHECK-KERNEL: movl data+40, %eax
%0 = load i32* getelementptr ([0 x i32]* @data, i32 0, i64 10), align 4 ; <i32> [#uses=1]
ret i32 %0
}
define i32 @foo3() nounwind readonly {
entry:
; CHECK-SMALL: foo3:
; CHECK-SMALL: movl data-40, %eax
; CHECK-KERNEL: foo3:
; CHECK-KERNEL: movq $-40, %rax
%0 = load i32* getelementptr ([0 x i32]* @data, i32 0, i64 -10), align 4 ; <i32> [#uses=1]
ret i32 %0
}
define i32 @foo4() nounwind readonly {
entry:
; FIXME: We really can use movabsl here!
; CHECK-SMALL: foo4:
; CHECK-SMALL: movl $16777216, %eax
; CHECK-SMALL: movl data(%rax), %eax
; CHECK-KERNEL: foo4:
; CHECK-KERNEL: movl data+16777216, %eax
%0 = load i32* getelementptr ([0 x i32]* @data, i32 0, i64 4194304), align 4 ; <i32> [#uses=1]
ret i32 %0
}
define i32 @foo1() nounwind readonly {
entry:
; CHECK-SMALL: foo1:
; CHECK-SMALL: movl data+16777212, %eax
; CHECK-KERNEL: foo1:
; CHECK-KERNEL: movl data+16777212, %eax
%0 = load i32* getelementptr ([0 x i32]* @data, i32 0, i64 4194303), align 4 ; <i32> [#uses=1]
ret i32 %0
}
define i32 @foo5() nounwind readonly {
entry:
; CHECK-SMALL: foo5:
; CHECK-SMALL: movl data-16777216, %eax
; CHECK-KERNEL: foo5:
; CHECK-KERNEL: movq $-16777216, %rax
%0 = load i32* getelementptr ([0 x i32]* @data, i32 0, i64 -4194304), align 4 ; <i32> [#uses=1]
ret i32 %0
}