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authoriximeow <me@iximeow.net>2026-05-03 18:04:32 +0000
committeriximeow <me@iximeow.net>2026-05-03 18:04:32 +0000
commit9ece719b32340e3800da1ed7c0b9f70746cae51b (patch)
tree8f36290302c638df15a3a3ae13a023e576760f62 /src/long_mode/vex.rs
parent5e42a8bf68f369eb4d5017993e403308fd02ca67 (diff)
vblendv{ps,pd} precision
Diffstat (limited to 'src/long_mode/vex.rs')
-rw-r--r--src/long_mode/vex.rs24
1 files changed, 16 insertions, 8 deletions
diff --git a/src/long_mode/vex.rs b/src/long_mode/vex.rs
index 2a98166..89c36fb 100644
--- a/src/long_mode/vex.rs
+++ b/src/long_mode/vex.rs
@@ -2825,16 +2825,24 @@ fn read_vex_instruction<
} else {
return Err(DecodeError::InvalidOpcode);
}),
- 0x4A => (Opcode::VBLENDVPS, if L {
- VEXOperandCode::G_V_E_ymm_ymm4
+ 0x4A => if instruction.prefixes.vex_unchecked().w() {
+ return Err(DecodeError::InvalidOpcode);
} else {
- VEXOperandCode::G_V_E_xmm_xmm4
- }),
- 0x4B => (Opcode::VBLENDVPD, if L {
- VEXOperandCode::G_V_E_ymm_ymm4
+ (Opcode::VBLENDVPS, if L {
+ VEXOperandCode::G_V_E_ymm_ymm4
+ } else {
+ VEXOperandCode::G_V_E_xmm_xmm4
+ })
+ },
+ 0x4B => if instruction.prefixes.vex_unchecked().w() {
+ return Err(DecodeError::InvalidOpcode);
} else {
- VEXOperandCode::G_V_E_xmm_xmm4
- }),
+ (Opcode::VBLENDVPD, if L {
+ VEXOperandCode::G_V_E_ymm_ymm4
+ } else {
+ VEXOperandCode::G_V_E_xmm_xmm4
+ })
+ },
0x4C => if instruction.prefixes.vex_unchecked().w() {
return Err(DecodeError::InvalidOpcode);
} else {