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Implement HADDPS instruction so that KolibriOS Raytracing demo can run. (#837)

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Varun Ramesh 2023-04-19 06:25:33 -07:00 • committed by GitHub
parent 0171f711c0
commit 38a103c56b
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1
gen/x86_table.js
View file

@ -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 },

18
src/rust/cpu/instructions_0f.rs
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@ -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) {

6
src/rust/jit_instructions.rs
View file

@ -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);