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POW2/LOG2 for vexptefp/vlogefp.

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This commit is contained in:
Ben Vanik
2014-01-06 18:13:16 -08:00
parent de113a4a05
commit 3dcbcce38d
7 changed files with 128 additions and 10 deletions
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60
src/alloy/backend/ivm/ivm_intcode.cc
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@@ -2539,6 +2539,64 @@ int Translate_RSQRT(TranslationContext& ctx, Instr* i) {
return DispatchToC(ctx, i, fns[i->src1.value->type]);
}
uint32_t IntCode_POW2_F32(IntCodeState& ics, const IntCode* i) {
ics.rf[i->dest_reg].f32 = (float)pow(2, ics.rf[i->src1_reg].f32);
return IA_NEXT;
}
uint32_t IntCode_POW2_F64(IntCodeState& ics, const IntCode* i) {
ics.rf[i->dest_reg].f64 = pow(2, ics.rf[i->src1_reg].f64);
return IA_NEXT;
}
uint32_t IntCode_POW2_V128(IntCodeState& ics, const IntCode* i) {
const vec128_t& src1 = ics.rf[i->src1_reg].v128;
vec128_t& dest = ics.rf[i->dest_reg].v128;
for (size_t i = 0; i < 4; i++) {
dest.f4[i] = (float)pow(2, src1.f4[i]);
}
return IA_NEXT;
}
int Translate_POW2(TranslationContext& ctx, Instr* i) {
static IntCodeFn fns[] = {
IntCode_INVALID_TYPE,
IntCode_INVALID_TYPE,
IntCode_INVALID_TYPE,
IntCode_INVALID_TYPE,
IntCode_POW2_F32,
IntCode_POW2_F64,
IntCode_POW2_V128,
};
return DispatchToC(ctx, i, fns[i->dest->type]);
}
uint32_t IntCode_LOG2_F32(IntCodeState& ics, const IntCode* i) {
ics.rf[i->dest_reg].f32 = log2(ics.rf[i->src1_reg].f32);
return IA_NEXT;
}
uint32_t IntCode_LOG2_F64(IntCodeState& ics, const IntCode* i) {
ics.rf[i->dest_reg].f64 = log2(ics.rf[i->src1_reg].f64);
return IA_NEXT;
}
uint32_t IntCode_LOG2_V128(IntCodeState& ics, const IntCode* i) {
const vec128_t& src1 = ics.rf[i->src1_reg].v128;
vec128_t& dest = ics.rf[i->dest_reg].v128;
for (size_t i = 0; i < 4; i++) {
dest.f4[i] = log2(src1.f4[i]);
}
return IA_NEXT;
}
int Translate_LOG2(TranslationContext& ctx, Instr* i) {
static IntCodeFn fns[] = {
IntCode_INVALID_TYPE,
IntCode_INVALID_TYPE,
IntCode_INVALID_TYPE,
IntCode_INVALID_TYPE,
IntCode_LOG2_F32,
IntCode_LOG2_F64,
IntCode_LOG2_V128,
};
return DispatchToC(ctx, i, fns[i->dest->type]);
}
uint32_t IntCode_AND_I8_I8(IntCodeState& ics, const IntCode* i) {
ics.rf[i->dest_reg].i8 = ics.rf[i->src1_reg].i8 & ics.rf[i->src2_reg].i8;
return IA_NEXT;
@@ -3223,6 +3281,8 @@ static const TranslateFn dispatch_table[] = {
Translate_ABS,
Translate_SQRT,
Translate_RSQRT,
Translate_POW2,
Translate_LOG2,
Translate_DOT_PRODUCT_3,
Translate_DOT_PRODUCT_4,