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Add support for Saturating Rounding Q-format Multiplication for x64

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This commit is contained in:
Johnnie Birch
2021-07-14 09:23:58 -07:00
parent ffec1f9b41
commit 5deda27977
4 changed files with 42 additions and 4 deletions
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3
cranelift/codegen/src/isa/x64/inst/args.rs
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@@ -596,6 +596,7 @@ pub enum SseOpcode {
Pmuldq,
Pmulhw,
Pmulhuw,
Pmulhrsw,
Pmulld,
Pmullw,
Pmuludq,
@@ -785,6 +786,7 @@ impl SseOpcode {
| SseOpcode::Pabsw
| SseOpcode::Pabsd
| SseOpcode::Palignr
| SseOpcode::Pmulhrsw
| SseOpcode::Pshufb => SSSE3,
SseOpcode::Blendvpd
@@ -966,6 +968,7 @@ impl fmt::Debug for SseOpcode {
SseOpcode::Pmuldq => "pmuldq",
SseOpcode::Pmulhw => "pmulhw",
SseOpcode::Pmulhuw => "pmulhuw",
SseOpcode::Pmulhrsw => "pmulhrsw",
SseOpcode::Pmulld => "pmulld",
SseOpcode::Pmullw => "pmullw",
SseOpcode::Pmuludq => "pmuludq",

2
cranelift/codegen/src/isa/x64/inst/emit.rs
View File

@@ -1510,6 +1510,7 @@ pub(crate) fn emit(
SseOpcode::Pminud => (LegacyPrefixes::_66, 0x0F383B, 3),
SseOpcode::Pmuldq => (LegacyPrefixes::_66, 0x0F3828, 3),
SseOpcode::Pmulhw => (LegacyPrefixes::_66, 0x0FE5, 2),
SseOpcode::Pmulhrsw => (LegacyPrefixes::_66, 0x0F380B, 3),
SseOpcode::Pmulhuw => (LegacyPrefixes::_66, 0x0FE4, 2),
SseOpcode::Pmulld => (LegacyPrefixes::_66, 0x0F3840, 3),
SseOpcode::Pmullw => (LegacyPrefixes::_66, 0x0FD5, 2),
@@ -1754,7 +1755,6 @@ pub(crate) fn emit(
let (prefix, opcode) = match op {
SseOpcode::Movaps => (LegacyPrefixes::None, 0x0F29),
SseOpcode::Movapd => (LegacyPrefixes::_66, 0x0F29),
SseOpcode::Movdqa => (LegacyPrefixes::_66, 0x0F7F),
SseOpcode::Movdqu => (LegacyPrefixes::_F3, 0x0F7F),
SseOpcode::Movss => (LegacyPrefixes::_F3, 0x0F11),
SseOpcode::Movsd => (LegacyPrefixes::_F2, 0x0F11),