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[wasm-simd] [liftoff] Implement sub_saturate on x64 and ia32

Browse Source 
Bug: v8:9909
Change-Id: I13d7ae7b304fe55645ef7bcc9ac404782bb55d4e
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2131323
Reviewed-by: Zhi An Ng <zhin@chromium.org>
Commit-Queue: Fanchen Kong <fanchen.kong@intel.com>
Cr-Commit-Position: refs/heads/master@{#67099}
This commit is contained in:
Kong, Fanchen 2020-04-01 21:48:53 +08:00 committed by Commit Bot
parent ffb4f2b77f
commit c054847d0c
6 changed files with 128 additions and 0 deletions
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24
src/wasm/baseline/arm/liftoff-assembler-arm.h
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@ -1834,6 +1834,18 @@ void LiftoffAssembler::emit_i16x8_sub(LiftoffRegister dst, LiftoffRegister lhs,
liftoff::GetSimd128Register(lhs), liftoff::GetSimd128Register(rhs));
}
void LiftoffAssembler::emit_i16x8_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
bailout(kSimd, "i16x8subsaturate_s");
}
void LiftoffAssembler::emit_i16x8_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
bailout(kSimd, "i16x8subsaturate_u");
}
void LiftoffAssembler::emit_i16x8_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs) {
vmul(Neon16, liftoff::GetSimd128Register(dst),
@ -1948,6 +1960,18 @@ void LiftoffAssembler::emit_i8x16_sub(LiftoffRegister dst, LiftoffRegister lhs,
liftoff::GetSimd128Register(lhs), liftoff::GetSimd128Register(rhs));
}
void LiftoffAssembler::emit_i8x16_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
bailout(kSimd, "i8x16subsaturate_s");
}
void LiftoffAssembler::emit_i8x16_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
bailout(kSimd, "i8x16subsaturate_u");
}
void LiftoffAssembler::emit_i8x16_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs) {
vmul(Neon8, liftoff::GetSimd128Register(dst),

24
src/wasm/baseline/arm64/liftoff-assembler-arm64.h
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@ -1336,6 +1336,18 @@ void LiftoffAssembler::emit_i16x8_sub(LiftoffRegister dst, LiftoffRegister lhs,
Sub(dst.fp().V8H(), lhs.fp().V8H(), rhs.fp().V8H());
}
void LiftoffAssembler::emit_i16x8_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
bailout(kSimd, "i16x8subsaturate_s");
}
void LiftoffAssembler::emit_i16x8_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
bailout(kSimd, "i16x8subsaturate_u");
}
void LiftoffAssembler::emit_i16x8_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs) {
Mul(dst.fp().V8H(), lhs.fp().V8H(), rhs.fp().V8H());
@ -1419,6 +1431,18 @@ void LiftoffAssembler::emit_i8x16_sub(LiftoffRegister dst, LiftoffRegister lhs,
Sub(dst.fp().V16B(), lhs.fp().V16B(), rhs.fp().V16B());
}
void LiftoffAssembler::emit_i8x16_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
bailout(kSimd, "i8x16subsaturate_s");
}
void LiftoffAssembler::emit_i8x16_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
bailout(kSimd, "i8x16subsaturate_u");
}
void LiftoffAssembler::emit_i8x16_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs) {
Mul(dst.fp().V16B(), lhs.fp().V16B(), rhs.fp().V16B());

28
src/wasm/baseline/ia32/liftoff-assembler-ia32.h
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@ -2050,6 +2050,20 @@ void LiftoffAssembler::emit_i8x16_sub(LiftoffRegister dst, LiftoffRegister lhs,
rhs);
}
void LiftoffAssembler::emit_i8x16_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdSub<&Assembler::vpsubsb, &Assembler::psubsb>(this, dst, lhs,
rhs);
}
void LiftoffAssembler::emit_i8x16_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdSub<&Assembler::vpsubusb, &Assembler::psubusb>(this, dst,
lhs, rhs);
}
void LiftoffAssembler::emit_i8x16_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs) {
static constexpr RegClass tmp_rc = reg_class_for(ValueType::kS128);
@ -2177,6 +2191,20 @@ void LiftoffAssembler::emit_i16x8_sub(LiftoffRegister dst, LiftoffRegister lhs,
rhs);
}
void LiftoffAssembler::emit_i16x8_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdSub<&Assembler::vpsubsw, &Assembler::psubsw>(this, dst, lhs,
rhs);
}
void LiftoffAssembler::emit_i16x8_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdSub<&Assembler::vpsubusw, &Assembler::psubusw>(this, dst,
lhs, rhs);
}
void LiftoffAssembler::emit_i16x8_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdCommutativeBinOp<&Assembler::vpmullw, &Assembler::pmullw>(

12
src/wasm/baseline/liftoff-assembler.h
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@ -732,6 +732,12 @@ class LiftoffAssembler : public TurboAssembler {
LiftoffRegister rhs);
inline void emit_i8x16_sub(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs);
inline void emit_i8x16_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs);
inline void emit_i8x16_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs);
inline void emit_i8x16_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs);
inline void emit_i8x16_min_s(LiftoffRegister dst, LiftoffRegister lhs,
@ -753,6 +759,12 @@ class LiftoffAssembler : public TurboAssembler {
LiftoffRegister rhs);
inline void emit_i16x8_sub(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs);
inline void emit_i16x8_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs);
inline void emit_i16x8_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs);
inline void emit_i16x8_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs);
inline void emit_i16x8_min_s(LiftoffRegister dst, LiftoffRegister lhs,

12
src/wasm/baseline/liftoff-compiler.cc
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@ -2355,6 +2355,12 @@ class LiftoffCompiler {
&LiftoffAssembler::emit_i8x16_add_saturate_u);
case wasm::kExprI8x16Sub:
return EmitBinOp<kS128, kS128>(&LiftoffAssembler::emit_i8x16_sub);
case wasm::kExprI8x16SubSaturateS:
return EmitBinOp<kS128, kS128>(
&LiftoffAssembler::emit_i8x16_sub_saturate_s);
case wasm::kExprI8x16SubSaturateU:
return EmitBinOp<kS128, kS128>(
&LiftoffAssembler::emit_i8x16_sub_saturate_u);
case wasm::kExprI8x16Mul:
return EmitBinOp<kS128, kS128>(&LiftoffAssembler::emit_i8x16_mul);
case wasm::kExprI8x16MinS:
@ -2377,6 +2383,12 @@ class LiftoffCompiler {
&LiftoffAssembler::emit_i16x8_add_saturate_u);
case wasm::kExprI16x8Sub:
return EmitBinOp<kS128, kS128>(&LiftoffAssembler::emit_i16x8_sub);
case wasm::kExprI16x8SubSaturateS:
return EmitBinOp<kS128, kS128>(
&LiftoffAssembler::emit_i16x8_sub_saturate_s);
case wasm::kExprI16x8SubSaturateU:
return EmitBinOp<kS128, kS128>(
&LiftoffAssembler::emit_i16x8_sub_saturate_u);
case wasm::kExprI16x8Mul:
return EmitBinOp<kS128, kS128>(&LiftoffAssembler::emit_i16x8_mul);
case wasm::kExprI16x8MinS:

28
src/wasm/baseline/x64/liftoff-assembler-x64.h
View File

@ -1994,6 +1994,20 @@ void LiftoffAssembler::emit_i8x16_sub(LiftoffRegister dst, LiftoffRegister lhs,
rhs);
}
void LiftoffAssembler::emit_i8x16_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdSub<&Assembler::vpsubsb, &Assembler::psubsb>(this, dst, lhs,
rhs);
}
void LiftoffAssembler::emit_i8x16_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdSub<&Assembler::vpsubusb, &Assembler::psubusb>(this, dst,
lhs, rhs);
}
void LiftoffAssembler::emit_i8x16_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs) {
static constexpr RegClass tmp_rc = reg_class_for(ValueType::kS128);
@ -2121,6 +2135,20 @@ void LiftoffAssembler::emit_i16x8_sub(LiftoffRegister dst, LiftoffRegister lhs,
rhs);
}
void LiftoffAssembler::emit_i16x8_sub_saturate_s(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdSub<&Assembler::vpsubsw, &Assembler::psubsw>(this, dst, lhs,
rhs);
}
void LiftoffAssembler::emit_i16x8_sub_saturate_u(LiftoffRegister dst,
LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdSub<&Assembler::vpsubusw, &Assembler::psubusw>(this, dst,
lhs, rhs);
}
void LiftoffAssembler::emit_i16x8_mul(LiftoffRegister dst, LiftoffRegister lhs,
LiftoffRegister rhs) {
liftoff::EmitSimdCommutativeBinOp<&Assembler::vpmullw, &Assembler::pmullw>(