mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-28 04:33:05 +00:00
8b36f98fd5
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206888 91177308-0d34-0410-b5e6-96231b3b80d8
226 lines
8.0 KiB
LLVM
226 lines
8.0 KiB
LLVM
; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu -O0 | FileCheck %s
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; RUN: llc -verify-machineinstrs < %s -mtriple=arm64-none-linux-gnu | FileCheck %s
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@var1_32 = global i32 0
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@var2_32 = global i32 0
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@var1_64 = global i64 0
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@var2_64 = global i64 0
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define void @logical_32bit() minsize {
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; CHECK-LABEL: logical_32bit:
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%val1 = load i32* @var1_32
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%val2 = load i32* @var2_32
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; First check basic and/bic/or/orn/eor/eon patterns with no shift
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%neg_val2 = xor i32 -1, %val2
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%and_noshift = and i32 %val1, %val2
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; CHECK: and {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %and_noshift, i32* @var1_32
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%bic_noshift = and i32 %neg_val2, %val1
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; CHECK: bic {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %bic_noshift, i32* @var1_32
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%or_noshift = or i32 %val1, %val2
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; CHECK: orr {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %or_noshift, i32* @var1_32
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%orn_noshift = or i32 %neg_val2, %val1
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; CHECK: orn {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %orn_noshift, i32* @var1_32
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%xor_noshift = xor i32 %val1, %val2
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; CHECK: eor {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %xor_noshift, i32* @var1_32
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%xorn_noshift = xor i32 %neg_val2, %val1
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; CHECK: eon {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}
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store volatile i32 %xorn_noshift, i32* @var1_32
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; Check the maximum shift on each
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%operand_lsl31 = shl i32 %val2, 31
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%neg_operand_lsl31 = xor i32 -1, %operand_lsl31
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%and_lsl31 = and i32 %val1, %operand_lsl31
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; CHECK: and {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, lsl #31
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store volatile i32 %and_lsl31, i32* @var1_32
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%bic_lsl31 = and i32 %val1, %neg_operand_lsl31
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; CHECK: bic {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, lsl #31
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store volatile i32 %bic_lsl31, i32* @var1_32
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%or_lsl31 = or i32 %val1, %operand_lsl31
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; CHECK: orr {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, lsl #31
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store volatile i32 %or_lsl31, i32* @var1_32
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%orn_lsl31 = or i32 %val1, %neg_operand_lsl31
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; CHECK: orn {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, lsl #31
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store volatile i32 %orn_lsl31, i32* @var1_32
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%xor_lsl31 = xor i32 %val1, %operand_lsl31
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; CHECK: eor {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, lsl #31
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store volatile i32 %xor_lsl31, i32* @var1_32
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%xorn_lsl31 = xor i32 %val1, %neg_operand_lsl31
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; CHECK: eon {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, lsl #31
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store volatile i32 %xorn_lsl31, i32* @var1_32
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; Check other shifts on a subset
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%operand_asr10 = ashr i32 %val2, 10
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%neg_operand_asr10 = xor i32 -1, %operand_asr10
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%bic_asr10 = and i32 %val1, %neg_operand_asr10
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; CHECK: bic {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, asr #10
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store volatile i32 %bic_asr10, i32* @var1_32
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%xor_asr10 = xor i32 %val1, %operand_asr10
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; CHECK: eor {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, asr #10
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store volatile i32 %xor_asr10, i32* @var1_32
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%operand_lsr1 = lshr i32 %val2, 1
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%neg_operand_lsr1 = xor i32 -1, %operand_lsr1
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%orn_lsr1 = or i32 %val1, %neg_operand_lsr1
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; CHECK: orn {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, lsr #1
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store volatile i32 %orn_lsr1, i32* @var1_32
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%xor_lsr1 = xor i32 %val1, %operand_lsr1
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; CHECK: eor {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, lsr #1
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store volatile i32 %xor_lsr1, i32* @var1_32
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%operand_ror20_big = shl i32 %val2, 12
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%operand_ror20_small = lshr i32 %val2, 20
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%operand_ror20 = or i32 %operand_ror20_big, %operand_ror20_small
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%neg_operand_ror20 = xor i32 -1, %operand_ror20
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%xorn_ror20 = xor i32 %val1, %neg_operand_ror20
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; CHECK: eon {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, ror #20
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store volatile i32 %xorn_ror20, i32* @var1_32
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%and_ror20 = and i32 %val1, %operand_ror20
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; CHECK: and {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, ror #20
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store volatile i32 %and_ror20, i32* @var1_32
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ret void
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}
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define void @logical_64bit() minsize {
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; CHECK-LABEL: logical_64bit:
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%val1 = load i64* @var1_64
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%val2 = load i64* @var2_64
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; First check basic and/bic/or/orn/eor/eon patterns with no shift
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%neg_val2 = xor i64 -1, %val2
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%and_noshift = and i64 %val1, %val2
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; CHECK: and {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %and_noshift, i64* @var1_64
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%bic_noshift = and i64 %neg_val2, %val1
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; CHECK: bic {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %bic_noshift, i64* @var1_64
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%or_noshift = or i64 %val1, %val2
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; CHECK: orr {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %or_noshift, i64* @var1_64
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%orn_noshift = or i64 %neg_val2, %val1
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; CHECK: orn {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %orn_noshift, i64* @var1_64
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%xor_noshift = xor i64 %val1, %val2
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; CHECK: eor {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %xor_noshift, i64* @var1_64
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%xorn_noshift = xor i64 %neg_val2, %val1
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; CHECK: eon {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}
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store volatile i64 %xorn_noshift, i64* @var1_64
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; Check the maximum shift on each
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%operand_lsl63 = shl i64 %val2, 63
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%neg_operand_lsl63 = xor i64 -1, %operand_lsl63
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%and_lsl63 = and i64 %val1, %operand_lsl63
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; CHECK: and {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, lsl #63
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store volatile i64 %and_lsl63, i64* @var1_64
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%bic_lsl63 = and i64 %val1, %neg_operand_lsl63
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; CHECK: bic {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, lsl #63
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store volatile i64 %bic_lsl63, i64* @var1_64
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%or_lsl63 = or i64 %val1, %operand_lsl63
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; CHECK: orr {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, lsl #63
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store volatile i64 %or_lsl63, i64* @var1_64
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%orn_lsl63 = or i64 %val1, %neg_operand_lsl63
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; CHECK: orn {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, lsl #63
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store volatile i64 %orn_lsl63, i64* @var1_64
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%xor_lsl63 = xor i64 %val1, %operand_lsl63
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; CHECK: eor {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, lsl #63
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store volatile i64 %xor_lsl63, i64* @var1_64
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%xorn_lsl63 = xor i64 %val1, %neg_operand_lsl63
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; CHECK: eon {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, lsl #63
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store volatile i64 %xorn_lsl63, i64* @var1_64
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; Check other shifts on a subset
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%operand_asr10 = ashr i64 %val2, 10
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%neg_operand_asr10 = xor i64 -1, %operand_asr10
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%bic_asr10 = and i64 %val1, %neg_operand_asr10
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; CHECK: bic {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, asr #10
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store volatile i64 %bic_asr10, i64* @var1_64
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%xor_asr10 = xor i64 %val1, %operand_asr10
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; CHECK: eor {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, asr #10
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store volatile i64 %xor_asr10, i64* @var1_64
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%operand_lsr1 = lshr i64 %val2, 1
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%neg_operand_lsr1 = xor i64 -1, %operand_lsr1
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%orn_lsr1 = or i64 %val1, %neg_operand_lsr1
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; CHECK: orn {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, lsr #1
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store volatile i64 %orn_lsr1, i64* @var1_64
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%xor_lsr1 = xor i64 %val1, %operand_lsr1
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; CHECK: eor {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, lsr #1
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store volatile i64 %xor_lsr1, i64* @var1_64
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; Construct a rotate-right from a bunch of other logical
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; operations. DAGCombiner should ensure we the ROTR during
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; selection
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%operand_ror20_big = shl i64 %val2, 44
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%operand_ror20_small = lshr i64 %val2, 20
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%operand_ror20 = or i64 %operand_ror20_big, %operand_ror20_small
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%neg_operand_ror20 = xor i64 -1, %operand_ror20
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%xorn_ror20 = xor i64 %val1, %neg_operand_ror20
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; CHECK: eon {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, ror #20
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store volatile i64 %xorn_ror20, i64* @var1_64
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%and_ror20 = and i64 %val1, %operand_ror20
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; CHECK: and {{x[0-9]+}}, {{x[0-9]+}}, {{x[0-9]+}}, ror #20
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store volatile i64 %and_ror20, i64* @var1_64
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ret void
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}
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define void @flag_setting() {
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; CHECK-LABEL: flag_setting:
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%val1 = load i64* @var1_64
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%val2 = load i64* @var2_64
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; CHECK: tst {{x[0-9]+}}, {{x[0-9]+}}
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; CHECK: b.gt .L
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%simple_and = and i64 %val1, %val2
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%tst1 = icmp sgt i64 %simple_and, 0
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br i1 %tst1, label %ret, label %test2
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test2:
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; CHECK: tst {{x[0-9]+}}, {{x[0-9]+}}, lsl #63
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; CHECK: b.lt .L
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%shifted_op = shl i64 %val2, 63
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%shifted_and = and i64 %val1, %shifted_op
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%tst2 = icmp slt i64 %shifted_and, 0
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br i1 %tst2, label %ret, label %test3
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test3:
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; CHECK: tst {{x[0-9]+}}, {{x[0-9]+}}, asr #12
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; CHECK: b.gt .L
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%asr_op = ashr i64 %val2, 12
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%asr_and = and i64 %asr_op, %val1
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%tst3 = icmp sgt i64 %asr_and, 0
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br i1 %tst3, label %ret, label %other_exit
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other_exit:
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store volatile i64 %val1, i64* @var1_64
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ret void
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ret:
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ret void
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}
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