| ; RUN: llc < %s -mtriple=arm64-eabi -aarch64-neon-syntax=apple | FileCheck %s |
| ; |
| ; <rdar://problem/14486451> |
| |
| %struct.a = type [256 x i16] |
| %struct.b = type [256 x i32] |
| %struct.c = type [256 x i64] |
| |
| define i16 @load_halfword(%struct.a* %ctx, i32 %xor72) nounwind { |
| ; CHECK-LABEL: load_halfword: |
| ; CHECK: ubfx [[REG:x[0-9]+]], x1, #9, #8 |
| ; CHECK: ldrh w0, [x0, [[REG]], lsl #1] |
| %shr81 = lshr i32 %xor72, 9 |
| %conv82 = zext i32 %shr81 to i64 |
| %idxprom83 = and i64 %conv82, 255 |
| %arrayidx86 = getelementptr inbounds %struct.a, %struct.a* %ctx, i64 0, i64 %idxprom83 |
| %result = load i16, i16* %arrayidx86, align 2 |
| ret i16 %result |
| } |
| |
| define i32 @load_word(%struct.b* %ctx, i32 %xor72) nounwind { |
| ; CHECK-LABEL: load_word: |
| ; CHECK: ubfx [[REG:x[0-9]+]], x1, #9, #8 |
| ; CHECK: ldr w0, [x0, [[REG]], lsl #2] |
| %shr81 = lshr i32 %xor72, 9 |
| %conv82 = zext i32 %shr81 to i64 |
| %idxprom83 = and i64 %conv82, 255 |
| %arrayidx86 = getelementptr inbounds %struct.b, %struct.b* %ctx, i64 0, i64 %idxprom83 |
| %result = load i32, i32* %arrayidx86, align 4 |
| ret i32 %result |
| } |
| |
| define i64 @load_doubleword(%struct.c* %ctx, i32 %xor72) nounwind { |
| ; CHECK-LABEL: load_doubleword: |
| ; CHECK: ubfx [[REG:x[0-9]+]], x1, #9, #8 |
| ; CHECK: ldr x0, [x0, [[REG]], lsl #3] |
| %shr81 = lshr i32 %xor72, 9 |
| %conv82 = zext i32 %shr81 to i64 |
| %idxprom83 = and i64 %conv82, 255 |
| %arrayidx86 = getelementptr inbounds %struct.c, %struct.c* %ctx, i64 0, i64 %idxprom83 |
| %result = load i64, i64* %arrayidx86, align 8 |
| ret i64 %result |
| } |
| |
| define void @store_halfword(%struct.a* %ctx, i32 %xor72, i16 %val) nounwind { |
| ; CHECK-LABEL: store_halfword: |
| ; CHECK: ubfx [[REG:x[0-9]+]], x1, #9, #8 |
| ; CHECK: strh w2, [x0, [[REG]], lsl #1] |
| %shr81 = lshr i32 %xor72, 9 |
| %conv82 = zext i32 %shr81 to i64 |
| %idxprom83 = and i64 %conv82, 255 |
| %arrayidx86 = getelementptr inbounds %struct.a, %struct.a* %ctx, i64 0, i64 %idxprom83 |
| store i16 %val, i16* %arrayidx86, align 8 |
| ret void |
| } |
| |
| define void @store_word(%struct.b* %ctx, i32 %xor72, i32 %val) nounwind { |
| ; CHECK-LABEL: store_word: |
| ; CHECK: ubfx [[REG:x[0-9]+]], x1, #9, #8 |
| ; CHECK: str w2, [x0, [[REG]], lsl #2] |
| %shr81 = lshr i32 %xor72, 9 |
| %conv82 = zext i32 %shr81 to i64 |
| %idxprom83 = and i64 %conv82, 255 |
| %arrayidx86 = getelementptr inbounds %struct.b, %struct.b* %ctx, i64 0, i64 %idxprom83 |
| store i32 %val, i32* %arrayidx86, align 8 |
| ret void |
| } |
| |
| define void @store_doubleword(%struct.c* %ctx, i32 %xor72, i64 %val) nounwind { |
| ; CHECK-LABEL: store_doubleword: |
| ; CHECK: ubfx [[REG:x[0-9]+]], x1, #9, #8 |
| ; CHECK: str x2, [x0, [[REG]], lsl #3] |
| %shr81 = lshr i32 %xor72, 9 |
| %conv82 = zext i32 %shr81 to i64 |
| %idxprom83 = and i64 %conv82, 255 |
| %arrayidx86 = getelementptr inbounds %struct.c, %struct.c* %ctx, i64 0, i64 %idxprom83 |
| store i64 %val, i64* %arrayidx86, align 8 |
| ret void |
| } |