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https://github.com/c64scene-ar/llvm-6502.git
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58 lines
1.2 KiB
LLVM
58 lines
1.2 KiB
LLVM
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; Test memory-to-memory XORs.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; Test the simple i8 case.
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define void @f1(i8 *%ptr1) {
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; CHECK-LABEL: f1:
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; CHECK: xc 1(1,%r2), 0(%r2)
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; CHECK: br %r14
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%ptr2 = getelementptr i8 *%ptr1, i64 1
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%val = load i8 *%ptr1
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%old = load i8 *%ptr2
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%xor = xor i8 %val, %old
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store i8 %xor, i8 *%ptr2
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ret void
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}
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; Test the simple i16 case.
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define void @f2(i16 *%ptr1) {
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; CHECK-LABEL: f2:
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; CHECK: xc 2(2,%r2), 0(%r2)
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; CHECK: br %r14
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%ptr2 = getelementptr i16 *%ptr1, i64 1
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%val = load i16 *%ptr1
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%old = load i16 *%ptr2
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%xor = xor i16 %val, %old
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store i16 %xor, i16 *%ptr2
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ret void
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}
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; Test the simple i32 case.
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define void @f3(i32 *%ptr1) {
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; CHECK-LABEL: f3:
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; CHECK: xc 4(4,%r2), 0(%r2)
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; CHECK: br %r14
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%ptr2 = getelementptr i32 *%ptr1, i64 1
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%val = load i32 *%ptr1
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%old = load i32 *%ptr2
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%xor = xor i32 %old, %val
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store i32 %xor, i32 *%ptr2
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ret void
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}
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; Test the i64 case.
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define void @f4(i64 *%ptr1) {
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; CHECK-LABEL: f4:
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; CHECK: xc 8(8,%r2), 0(%r2)
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; CHECK: br %r14
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%ptr2 = getelementptr i64 *%ptr1, i64 1
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%val = load i64 *%ptr1
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%old = load i64 *%ptr2
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%xor = xor i64 %old, %val
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store i64 %xor, i64 *%ptr2
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ret void
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}
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; Leave other more complicated tests to and-08.ll.
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