T0b1/wasmtime
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add remaining X86_64 support for pack w/ signed/unsigned saturation

Browse Source 
Adds lowering for packssdw, packusdw, packuswb
This commit is contained in:
Johnnie Birch
2020-11-22 23:14:29 -08:00
parent 258013cff1
commit 2cc501427e
3 changed files with 30 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
cranelift/codegen/src/isa/x64/inst/args.rs
View File

@@ -467,7 +467,10 @@ pub enum SseOpcode {
Pabsb,
Pabsw,
Pabsd,
Packssdw,
Packsswb,
Packusdw,
Packuswb,
Paddb,
Paddd,
Paddq,
@@ -633,7 +636,9 @@ impl SseOpcode {
| SseOpcode::Mulpd
| SseOpcode::Mulsd
| SseOpcode::Orpd
| SseOpcode::Packssdw
| SseOpcode::Packsswb
| SseOpcode::Packuswb
| SseOpcode::Paddb
| SseOpcode::Paddd
| SseOpcode::Paddq
@@ -696,6 +701,7 @@ impl SseOpcode {
| SseOpcode::Pshufb => SSSE3,
SseOpcode::Insertps
| SseOpcode::Packusdw
| SseOpcode::Pcmpeqq
| SseOpcode::Pextrb
| SseOpcode::Pextrd
@@ -801,7 +807,10 @@ impl fmt::Debug for SseOpcode {
SseOpcode::Pabsb => "pabsb",
SseOpcode::Pabsw => "pabsw",
SseOpcode::Pabsd => "pabsd",
SseOpcode::Packssdw => "packssdw",
SseOpcode::Packsswb => "packsswb",
SseOpcode::Packusdw => "packusdw",
SseOpcode::Packuswb => "packuswb",
SseOpcode::Paddb => "paddb",
SseOpcode::Paddd => "paddd",
SseOpcode::Paddq => "paddq",

3
cranelift/codegen/src/isa/x64/inst/emit.rs
View File

@@ -1781,7 +1781,10 @@ pub(crate) fn emit(
SseOpcode::Mulsd => (LegacyPrefixes::_F2, 0x0F59, 2),
SseOpcode::Orpd => (LegacyPrefixes::_66, 0x0F56, 2),
SseOpcode::Orps => (LegacyPrefixes::None, 0x0F56, 2),
SseOpcode::Packssdw => (LegacyPrefixes::_66, 0x0F6B, 2),
SseOpcode::Packsswb => (LegacyPrefixes::_66, 0x0F63, 2),
SseOpcode::Packusdw => (LegacyPrefixes::_66, 0x0F382B, 3),
SseOpcode::Packuswb => (LegacyPrefixes::_66, 0x0F67, 2),
SseOpcode::Paddb => (LegacyPrefixes::_66, 0x0FFC, 2),
SseOpcode::Paddd => (LegacyPrefixes::_66, 0x0FFE, 2),
SseOpcode::Paddq => (LegacyPrefixes::_66, 0x0FD4, 2),

18
cranelift/codegen/src/isa/x64/inst/emit_tests.rs
View File

@@ -3151,12 +3151,30 @@ fn test_x64_emit() {
"pshufb %xmm11, %xmm2",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Packssdw, RegMem::reg(xmm11), w_xmm12),
"66450F6BE3",
"packssdw %xmm11, %xmm12",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Packsswb, RegMem::reg(xmm11), w_xmm2),
"66410F63D3",
"packsswb %xmm11, %xmm2",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Packusdw, RegMem::reg(xmm13), w_xmm6),
"66410F382BF5",
"packusdw %xmm13, %xmm6",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Packuswb, RegMem::reg(xmm9), w_xmm4),
"66410F67E1",
"packuswb %xmm9, %xmm4",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Punpckhbw, RegMem::reg(xmm3), w_xmm2),
"660F68D3",