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x64: Implement SIMD fma (#4474)

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* x64: Add VEX Instruction Encoder

This uses a similar builder pattern to the EVEX Encoder.
Does not yet support memory accesses.

* x64: Add FMA Flag

* x64: Implement SIMD `fma`

* x64: Use 4 register Vex Inst

* x64: Reorder VEX pretty print args
This commit is contained in:
Afonso Bordado
2022-07-25 23:01:02 +01:00
committed by GitHub
parent 4aaf7ff8d9
commit 02c3b47db2
15 changed files with 640 additions and 3 deletions
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crates/wasmtime/src/engine.rs
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@@ -486,6 +486,7 @@ impl Engine {
"has_popcnt" => Some(std::is_x86_feature_detected!("popcnt")),
"has_avx" => Some(std::is_x86_feature_detected!("avx")),
"has_avx2" => Some(std::is_x86_feature_detected!("avx2")),
"has_fma" => Some(std::is_x86_feature_detected!("fma")),
"has_bmi1" => Some(std::is_x86_feature_detected!("bmi1")),
"has_bmi2" => Some(std::is_x86_feature_detected!("bmi2")),
"has_avx512bitalg" => Some(std::is_x86_feature_detected!("avx512bitalg")),