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Implement HADDPS instruction #837

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Apr 19, 2023
Merged

Implement HADDPS instruction #837

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1 change: 1 addition & 0 deletions gen/x86_table.js
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Original file line number Diff line number Diff line change
Expand Up @@ -699,6 +699,7 @@ const encodings = [
{ sse: 1, opcode: 0x660F59, e: 1, custom: 1 },
{ sse: 1, opcode: 0xF20F59, e: 1, custom: 1 },
{ sse: 1, opcode: 0xF30F59, e: 1, custom: 1 },
{ sse: 1, opcode: 0xF20F7C, e: 1, custom: 1 },

{ sse: 1, opcode: 0x0F5A, e: 1, custom: 1 },
{ sse: 1, opcode: 0x660F5A, e: 1, custom: 1 },
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18 changes: 18 additions & 0 deletions src/rust/cpu/instructions_0f.rs
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Expand Up @@ -1821,6 +1821,24 @@ pub unsafe fn instr_F30F59_reg(r1: i32, r2: i32) { instr_F30F59(read_xmm_f32(r1)
pub unsafe fn instr_F30F59_mem(addr: i32, r: i32) {
instr_F30F59(return_on_pagefault!(safe_read_f32(addr)), r);
}
#[no_mangle]
pub unsafe fn instr_F20F7C(source: reg128, r: i32) {
// haddps xmm, xmm/mem128
let destination = read_xmm128s(r);
let result = reg128 {
f32: [
destination.f32[0] + destination.f32[1],
destination.f32[2] + destination.f32[3],
source.f32[0] + source.f32[1],
source.f32[2] + source.f32[3],
],
};
write_xmm_reg128(r, result);
}
pub unsafe fn instr_F20F7C_reg(r1: i32, r2: i32) { instr_F20F7C(read_xmm128s(r1), r2); }
pub unsafe fn instr_F20F7C_mem(addr: i32, r: i32) {
instr_F20F7C(return_on_pagefault!(safe_read128s(addr)), r);
}

#[no_mangle]
pub unsafe fn instr_0F5A(source: u64, r: i32) {
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6 changes: 6 additions & 0 deletions src/rust/jit_instructions.rs
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Expand Up @@ -6128,6 +6128,12 @@ pub fn instr_F30F59_mem_jit(ctx: &mut JitContext, modrm_byte: ModrmByte, r: u32)
pub fn instr_F30F59_reg_jit(ctx: &mut JitContext, r1: u32, r2: u32) {
sse_read_f32_xmm_xmm(ctx, "instr_F30F59", r1, r2);
}
pub fn instr_F20F7C_mem_jit(ctx: &mut JitContext, modrm_byte: ModrmByte, r: u32) {
sse_read128_xmm_mem(ctx, "instr_F20F7C", modrm_byte, r);
}
pub fn instr_F20F7C_reg_jit(ctx: &mut JitContext, r1: u32, r2: u32) {
sse_read128_xmm_xmm(ctx, "instr_F20F7C", r1, r2);
}

pub fn instr_0F5A_mem_jit(ctx: &mut JitContext, modrm_byte: ModrmByte, r: u32) {
sse_read64_xmm_mem(ctx, "instr_0F5A", modrm_byte, r);
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