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[machinst x64]: add saturating addition implementation

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This commit is contained in:
Andrew Brown
2020-09-23 08:54:10 -07:00
parent a64abf9b76
commit 050f078f86
4 changed files with 57 additions and 5 deletions
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24
cranelift/codegen/src/isa/x64/inst/emit_tests.rs
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@@ -3111,6 +3111,30 @@ fn test_x64_emit() {
"paddq %xmm1, %xmm8",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Paddsb, RegMem::reg(xmm9), w_xmm5),
"66410FECE9",
"paddsb %xmm9, %xmm5",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Paddsw, RegMem::reg(xmm7), w_xmm6),
"660FEDF7",
"paddsw %xmm7, %xmm6",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Paddusb, RegMem::reg(xmm12), w_xmm13),
"66450FDCEC",
"paddusb %xmm12, %xmm13",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Paddusw, RegMem::reg(xmm1), w_xmm8),
"66440FDDC1",
"paddusw %xmm1, %xmm8",
));
insns.push((
Inst::xmm_rm_r(SseOpcode::Pavgb, RegMem::reg(xmm12), w_xmm13),
"66450FE0EC",