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https://github.com/c64scene-ar/llvm-6502.git
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c82c8a824a
Summary: Improve comments and remove a redundant attribute list. There are no functional changes (to the CHECK's or to the code). Part of these changes were suggested in http://reviews.llvm.org/D6637. Reviewers: dsanders Reviewed By: dsanders Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D6705 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224517 91177308-0d34-0410-b5e6-96231b3b80d8
49 lines
1.3 KiB
LLVM
49 lines
1.3 KiB
LLVM
; RUN: llc -march=mipsel < %s | FileCheck %s
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; Simple memory
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@g1 = external global i32
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define i32 @f1(i32 %x) nounwind {
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entry:
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; CHECK-LABEL: f1:
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; CHECK: addiu $[[T0:[0-9]+]], $sp
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; CHECK: #APP
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; CHECK: sw $4, 0($[[T0]])
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; CHECK: #NO_APP
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; CHECK: #APP
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; CHECK: lw $[[T3:[0-9]+]], 0($[[T0]])
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; CHECK: #NO_APP
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; CHECK: lw $[[T1:[0-9]+]], %got(g1)
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; CHECK: sw $[[T3]], 0($[[T1]])
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%l1 = alloca i32, align 4
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call void asm "sw $1, $0", "=*m,r"(i32* %l1, i32 %x) nounwind
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%0 = call i32 asm "lw $0, $1", "=r,*m"(i32* %l1) nounwind
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store i32 %0, i32* @g1, align 4
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ret i32 %0
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}
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; CHECK-LABEL: main:
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; "D": Second word of a double word. This works for any memory element
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; double or single.
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; CHECK: #APP
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; CHECK: lw ${{[0-9]+}},4(${{[0-9]+}});
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; CHECK: #NO_APP
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; No "D": First word of a double word. This works for any memory element
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; double or single.
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; CHECK: #APP
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; CHECK: lw ${{[0-9]+}},0(${{[0-9]+}});
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; CHECK: #NO_APP
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@b = common global [20 x i32] zeroinitializer, align 4
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define void @main() {
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entry:
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; Second word:
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tail call void asm sideeffect " lw $0,${1:D};", "r,*m,~{$11}"(i32 undef, i32* getelementptr inbounds ([20 x i32]* @b, i32 0, i32 3))
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; First word. Notice, no 'D':
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tail call void asm sideeffect " lw $0,${1};", "r,*m,~{$11}"(i32 undef, i32* getelementptr inbounds ([20 x i32]* @b, i32 0, i32 3))
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ret void
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}
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