jit: generate code for punpckldq (660f62)

src/rust/cpu/instructions_0f.rs

@@ -2229,7 +2229,6 @@ pub unsafe fn instr_0F62_reg(r1: i32, r2: i32) { instr_0F62(read_mmx32s(r1), r2)
 pub unsafe fn instr_0F62_mem(addr: i32, r: i32) {
     instr_0F62(return_on_pagefault!(safe_read32s(addr)), r);
 }
-#[no_mangle]
 pub unsafe fn instr_660F62(source: reg128, r: i32) {
     // punpckldq xmm, xmm/m128
     // XXX: Aligned access or #gp

src/rust/jit_instructions.rs

@@ -6378,10 +6378,42 @@ pub fn instr_660F61_reg_jit(ctx: &mut JitContext, r1: u32, r2: u32) {
     sse_read128_xmm_xmm(ctx, "instr_660F61", r1, r2);
 }
 pub fn instr_660F62_mem_jit(ctx: &mut JitContext, modrm_byte: ModrmByte, r: u32) {
-    sse_read128_xmm_mem(ctx, "instr_660F62", modrm_byte, r);
+    let src = global_pointers::sse_scratch_register as u32;
+    codegen::gen_modrm_resolve_safe_read128(ctx, modrm_byte, src);
+    ctx.builder.const_i32(0);
+    ctx.builder.load_fixed_i32(src + 4);
+    ctx.builder
+        .store_aligned_i32(global_pointers::get_reg_xmm_offset(r) + 12);
+
+    ctx.builder.const_i32(0);
+    ctx.builder
+        .load_fixed_i32(global_pointers::get_reg_xmm_offset(r) + 4);
+    ctx.builder
+        .store_aligned_i32(global_pointers::get_reg_xmm_offset(r) + 8);
+
+    ctx.builder.const_i32(0);
+    ctx.builder.load_fixed_i32(src + 0);
+    ctx.builder
+        .store_aligned_i32(global_pointers::get_reg_xmm_offset(r) + 4);
 }
 pub fn instr_660F62_reg_jit(ctx: &mut JitContext, r1: u32, r2: u32) {
-    sse_read128_xmm_xmm(ctx, "instr_660F62", r1, r2);
+    ctx.builder.const_i32(0);
+    ctx.builder
+        .load_fixed_i32(global_pointers::get_reg_xmm_offset(r1) + 4);
+    ctx.builder
+        .store_aligned_i32(global_pointers::get_reg_xmm_offset(r2) + 12);
+
+    ctx.builder.const_i32(0);
+    ctx.builder
+        .load_fixed_i32(global_pointers::get_reg_xmm_offset(r2) + 4);
+    ctx.builder
+        .store_aligned_i32(global_pointers::get_reg_xmm_offset(r2) + 8);
+
+    ctx.builder.const_i32(0);
+    ctx.builder
+        .load_fixed_i32(global_pointers::get_reg_xmm_offset(r1) + 0);
+    ctx.builder
+        .store_aligned_i32(global_pointers::get_reg_xmm_offset(r2) + 4);
 }
 pub fn instr_660F63_mem_jit(ctx: &mut JitContext, modrm_byte: ModrmByte, r: u32) {
     sse_read128_xmm_mem(ctx, "instr_660F63", modrm_byte, r);