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https://github.com/c64scene-ar/llvm-6502.git
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40 lines
890 B
LLVM
40 lines
890 B
LLVM
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; RUN: llvm-as < %s | llc -march=xcore > %t1.s
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; RUN: not grep add %t1.s
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; RUN: not grep ldaw %t1.s
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; RUN: not grep lda16 %t1.s
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; RUN: not grep zext %t1.s
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; RUN: not grep sext %t1.s
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; RUN: grep "ldw" %t1.s | count 2
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; RUN: grep "ld16s" %t1.s | count 1
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; RUN: grep "ld8u" %t1.s | count 1
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define i32 @load32(i32* %p, i32 %offset) nounwind {
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entry:
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%0 = getelementptr i32* %p, i32 %offset
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%1 = load i32* %0, align 4
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ret i32 %1
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}
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define i32 @load32_imm(i32* %p) nounwind {
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entry:
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%0 = getelementptr i32* %p, i32 11
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%1 = load i32* %0, align 4
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ret i32 %1
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}
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define i32 @load16(i16* %p, i32 %offset) nounwind {
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entry:
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%0 = getelementptr i16* %p, i32 %offset
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%1 = load i16* %0, align 2
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%2 = sext i16 %1 to i32
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ret i32 %2
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}
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define i32 @load8(i8* %p, i32 %offset) nounwind {
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entry:
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%0 = getelementptr i8* %p, i32 %offset
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%1 = load i8* %0, align 1
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%2 = zext i8 %1 to i32
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ret i32 %2
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}
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