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35 lines
884 B
LLVM
35 lines
884 B
LLVM
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; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck --check-prefix=R600-CHECK %s
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; RUN: llc < %s -march=r600 -mcpu=SI | FileCheck --check-prefix=SI-CHECK %s
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; BFI_INT Definition pattern from ISA docs
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; (y & x) | (z & ~x)
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;
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; R600-CHECK: @bfi_def
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; R600-CHECK: BFI_INT
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; SI-CHECK: @bfi_def
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; SI-CHECK: V_BFI_B32
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define void @bfi_def(i32 addrspace(1)* %out, i32 %x, i32 %y, i32 %z) {
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entry:
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%0 = xor i32 %x, -1
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%1 = and i32 %z, %0
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%2 = and i32 %y, %x
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%3 = or i32 %1, %2
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store i32 %3, i32 addrspace(1)* %out
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ret void
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}
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; SHA-256 Ch function
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; z ^ (x & (y ^ z))
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; R600-CHECK: @bfi_sha256_ch
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; R600-CHECK: BFI_INT
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; SI-CHECK: @bfi_sha256_ch
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; SI-CHECK: V_BFI_B32
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define void @bfi_sha256_ch(i32 addrspace(1)* %out, i32 %x, i32 %y, i32 %z) {
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entry:
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%0 = xor i32 %y, %z
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%1 = and i32 %x, %0
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%2 = xor i32 %z, %1
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store i32 %2, i32 addrspace(1)* %out
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ret void
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}
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