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Unified Diff: src/compiler/arm/code-generator-arm.cc

Issue 2801183002: [WASM SIMD] Implement primitive shuffles. (Closed)
Patch Set: Fix non-ARM build. Created 3 years, 8 months ago
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Index: src/compiler/arm/code-generator-arm.cc
diff --git a/src/compiler/arm/code-generator-arm.cc b/src/compiler/arm/code-generator-arm.cc
index 77fb70e3b90ef59a5db6e0f244fd85c4544f5d0b..5e916f2352a0c16593540c0aaaff7b437e3ae769 100644
--- a/src/compiler/arm/code-generator-arm.cc
+++ b/src/compiler/arm/code-generator-arm.cc
@@ -2156,6 +2156,197 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
i.InputSimd128Register(2));
break;
}
+ case kArmS32x4ZipLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [0, 1, 2, 3], src1 = [4, 5, 6, 7]
+ __ vmov(dst.high(), src1.low()); // dst = [0, 1, 4, 5]
+ __ vtrn(Neon32, dst.low(), dst.high()); // dst = [0, 4, 1, 5]
+ break;
+ }
+ case kArmS32x4ZipRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [4, 5, 6, 7], src1 = [0, 1, 2, 3] (flipped from ZipLeft).
+ __ vmov(dst.low(), src1.high()); // dst = [2, 3, 6, 7]
+ __ vtrn(Neon32, dst.low(), dst.high()); // dst = [2, 6, 3, 7]
+ break;
+ }
+ case kArmS32x4UnzipLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [0, 1, 2, 3], src1 = [4, 5, 6, 7]
+ __ vmov(kScratchQuadReg, src1);
+ __ vuzp(Neon32, dst, kScratchQuadReg); // dst = [0, 2, 4, 6]
+ break;
+ }
+ case kArmS32x4UnzipRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [4, 5, 6, 7], src1 = [0, 1, 2, 3] (flipped from UnzipLeft).
+ __ vmov(kScratchQuadReg, src1);
+ __ vuzp(Neon32, kScratchQuadReg, dst); // dst = [1, 3, 5, 7]
+ break;
+ }
+ case kArmS32x4TransposeLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [0, 1, 2, 3], src1 = [4, 5, 6, 7]
+ __ vmov(kScratchQuadReg, src1);
+ __ vtrn(Neon32, dst, kScratchQuadReg); // dst = [0, 4, 2, 6]
+ break;
+ }
+ case kArmS32x4TransposeRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [4, 5, 6, 7], src1 = [0, 1, 2, 3] (flipped from TransposeLeft).
+ __ vmov(kScratchQuadReg, src1);
+ __ vtrn(Neon32, kScratchQuadReg, dst); // dst = [1, 5, 3, 7]
+ break;
+ }
+ case kArmS16x8ZipLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ // src0 = [0, 1, 2, 3, ... 7], src1 = [8, 9, 10, 11, ... 15]
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ __ vmov(dst.high(), src1.low()); // dst = [0, 1, 2, 3, 8, ... 11]
+ __ vzip(Neon16, dst.low(), dst.high()); // dst = [0, 8, 1, 9, ... 11]
+ break;
+ }
+ case kArmS16x8ZipRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [8, 9, 10, 11, ... 15], src1 = [0, 1, 2, 3, ... 7] (flipped).
+ __ vmov(dst.low(), src1.high());
+ __ vzip(Neon16, dst.low(), dst.high()); // dst = [4, 12, 5, 13, ... 15]
+ break;
+ }
+ case kArmS16x8UnzipLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [0, 1, 2, 3, ... 7], src1 = [8, 9, 10, 11, ... 15]
+ __ vmov(kScratchQuadReg, src1);
+ __ vuzp(Neon16, dst, kScratchQuadReg); // dst = [0, 2, 4, 6, ... 14]
+ break;
+ }
+ case kArmS16x8UnzipRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [8, 9, 10, 11, ... 15], src1 = [0, 1, 2, 3, ... 7] (flipped).
+ __ vmov(kScratchQuadReg, src1);
+ __ vuzp(Neon16, kScratchQuadReg, dst); // dst = [1, 3, 5, 7, ... 15]
+ break;
+ }
+ case kArmS16x8TransposeLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [0, 1, 2, 3, ... 7], src1 = [8, 9, 10, 11, ... 15]
+ __ vmov(kScratchQuadReg, src1);
+ __ vtrn(Neon16, dst, kScratchQuadReg); // dst = [0, 8, 2, 10, ... 14]
+ break;
+ }
+ case kArmS16x8TransposeRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [8, 9, 10, 11, ... 15], src1 = [0, 1, 2, 3, ... 7] (flipped).
+ __ vmov(kScratchQuadReg, src1);
+ __ vtrn(Neon16, kScratchQuadReg, dst); // dst = [1, 9, 3, 11, ... 15]
+ break;
+ }
+ case kArmS8x16ZipLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [0, 1, 2, 3, ... 15], src1 = [16, 17, 18, 19, ... 31]
+ __ vmov(dst.high(), src1.low());
+ __ vzip(Neon8, dst.low(), dst.high()); // dst = [0, 16, 1, 17, ... 23]
+ break;
+ }
+ case kArmS8x16ZipRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [16, 17, 18, 19, ... 31], src1 = [0, 1, 2, 3, ... 15] (flipped).
+ __ vmov(dst.low(), src1.high());
+ __ vzip(Neon8, dst.low(), dst.high()); // dst = [8, 24, 9, 25, ... 31]
+ break;
+ }
+ case kArmS8x16UnzipLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [0, 1, 2, 3, ... 15], src1 = [16, 17, 18, 19, ... 31]
+ __ vmov(kScratchQuadReg, src1);
+ __ vuzp(Neon8, dst, kScratchQuadReg); // dst = [0, 2, 4, 6, ... 30]
+ break;
+ }
+ case kArmS8x16UnzipRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [16, 17, 18, 19, ... 31], src1 = [0, 1, 2, 3, ... 15] (flipped).
+ __ vmov(kScratchQuadReg, src1);
+ __ vuzp(Neon8, kScratchQuadReg, dst); // dst = [1, 3, 5, 7, ... 31]
+ break;
+ }
+ case kArmS8x16TransposeLeft: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [0, 1, 2, 3, ... 15], src1 = [16, 17, 18, 19, ... 31]
+ __ vmov(kScratchQuadReg, src1);
+ __ vtrn(Neon8, dst, kScratchQuadReg); // dst = [0, 16, 2, 18, ... 30]
+ break;
+ }
+ case kArmS8x16TransposeRight: {
+ Simd128Register dst = i.OutputSimd128Register(),
+ src1 = i.InputSimd128Register(1);
+ DCHECK(dst.is(i.InputSimd128Register(0)));
+ // src0 = [16, 17, 18, 19, ... 31], src1 = [0, 1, 2, 3, ... 15] (flipped).
+ __ vmov(kScratchQuadReg, src1);
+ __ vtrn(Neon8, kScratchQuadReg, dst); // dst = [1, 17, 3, 19, ... 31]
+ break;
+ }
+ case kArmS8x16Concat: {
+ __ vext(i.OutputSimd128Register(), i.InputSimd128Register(0),
+ i.InputSimd128Register(1), i.InputInt4(2));
+ break;
+ }
+ case kArmS32x2Reverse: {
+ __ vrev64(Neon32, i.OutputSimd128Register(), i.InputSimd128Register(0));
+ break;
+ }
+ case kArmS16x4Reverse: {
+ __ vrev64(Neon16, i.OutputSimd128Register(), i.InputSimd128Register(0));
+ break;
+ }
+ case kArmS16x2Reverse: {
+ __ vrev32(Neon16, i.OutputSimd128Register(), i.InputSimd128Register(0));
+ break;
+ }
+ case kArmS8x8Reverse: {
+ __ vrev64(Neon8, i.OutputSimd128Register(), i.InputSimd128Register(0));
+ break;
+ }
+ case kArmS8x4Reverse: {
+ __ vrev32(Neon8, i.OutputSimd128Register(), i.InputSimd128Register(0));
+ break;
+ }
+ case kArmS8x2Reverse: {
+ __ vrev16(Neon8, i.OutputSimd128Register(), i.InputSimd128Register(0));
+ break;
+ }
case kArmS1x4AnyTrue: {
const QwNeonRegister& src = i.InputSimd128Register(0);
__ vpmax(NeonU32, kScratchDoubleReg, src.low(), src.high());
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