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autocompile: define lower-cull helper in overlay shim

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Codex
2026-08-25 02:05:49 -07:00
parent cf96cd6330
commit 01e17cbf6e
2 changed files with 6 additions and 0 deletions
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recompiler/tests/test_overlay_shim_compile.py
+2
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@@ -36,6 +36,7 @@ void func_80010000(CPUState *cpu) {
psx_advance_cycles(1u);
cpu->gpr[2] = psx_cyc_load_word(cpu, cpu->gpr[4], 2u, 0u);
cpu->gpr[3] = psx_cyc_load_half(cpu, cpu->gpr[5], 3u, 0u);
cpu->gpr[6] = psx_ws_cull_slti_lower(cpu->gpr[7], 0xff00u);
psx_cyc_bb_defer_flush();
psx_cyc_bb_defer_end();
if (psx_slice_block(cpu, 0x80010000u, 1u, 0)) return;
@@ -55,6 +56,7 @@ void func_80010000(CPUState *cpu) {
"-DPSX_NO_DEBUG_TOOLS",
"-DPSX_ENABLE_BLOCK_CYCLES=1",
"-DPSX_OVERLAY_FLAVOR=0",
"-Werror=implicit-function-declaration",
]
if os.name != "nt":
command.append("-fPIC")
runtime/include/overlay_dispatch_preamble.c.inc
+4
View File
@@ -202,6 +202,10 @@ int psx_ws_cull_sltiu(uint32_t sx, uint32_t imm) {
int psx_ws_cull_slti(uint32_t sx, uint32_t imm) {
return ((int32_t)sx < (int32_t)imm + psx_ws_x_margin()) ? 1 : 0;
}
int psx_ws_cull_slti_lower(uint32_t sx, uint32_t imm) {
int32_t bound = (int32_t)(int16_t)(uint16_t)imm;
return ((int32_t)sx < bound - psx_ws_x_margin()) ? 1 : 0;
}
int psx_ws_cull_bltz(uint32_t v) {
return ((int32_t)v < -psx_ws_x_margin()) ? 1 : 0;
}