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relocations

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Signed-off-by: lizzie <lizzie@eden-emu.dev>
This commit is contained in:
lizzie 2025-11-03 00:23:06 +00:00
parent 3701fb67a2
commit 8cfcfaa44c
4 changed files with 257 additions and 137 deletions
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44
externals/powah/data2code.c vendored
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@ -26,20 +26,20 @@ int main(int argc, char *argv[]) {
*opc++ = '\0';
char *sec = strchr(opc, ',');
if (sec) {
struct b_info { const char *s; int o; } infos[] = {
{"",1},
{"LT",1},
{"LE",2},
{"NG",2},
{"EQ",3},
{"GE",1},
{"NL",1},
{"GT",2},
{"NE",3},
{"SO",4},
{"UN",4},
{"NS",4},
{"NU",4},
struct b_info { const char *s; int o; int p; } infos[] = {
{"",1,0},
{"LT",1,12},
{"LE",2,4},
{"NG",2,4},
{"EQ",3,12},
{"GE",1,4},
{"NL",1,4},
{"GT",2,12},
{"NE",3,4},
{"SO",4,12},
{"UN",4,12},
{"NS",4,4},
{"NU",4,4},
};
if (strchr(mem, '[') != NULL) *strchr(mem, '[') = '\0';
@ -103,7 +103,7 @@ int main(int argc, char *argv[]) {
|| !strcmp(mem, "CMP")) {
printf(
"void %s(uint32_t bf, uint32_t l, GPR const ra, GPR const rb) {"
" emit_%s(0x%08x, GPR{(bf << 2) | l}, ra, rb, false); "
" emit_%s(0x%08x, ra, GPR{(bf << 2) | l}, rb, false); "
"}\n"
, mem, form, i_opcode << 26);
} else if (!strcmp(mem, "CNTLZD") || !strcmp(mem, "CNTLZW")
@ -133,26 +133,26 @@ int main(int argc, char *argv[]) {
} else if (!strcmp(form, "I")) {
printf(
"void %s(Label const& i) {"
" emit_reloc_%s(0x%08x, i); "
" emit_reloc_%s(0x%08x, i, false); "
"}\n"
, mem, form, i_opcode << 26);
printf(
"void %sL(Label const& i) {"
" emit_reloc_%s(0x%08x, i); "
" emit_reloc_%s(0x%08x, i, true); "
"}\n"
, mem, form, i_opcode << 26);
} else if (!strcmp(form, "B")) {
for (int i = 0; i < 12; ++i) {
printf(
"void %s%s(CPR const cr, Label const& i) {"
" emit_reloc_%s(0x%08x, cr.index + %i, i, false); "
" emit_reloc_%s(0x%08x, %i, cr.index + %i, i, false); "
"}\n"
, mem, infos[i].s, form, i_opcode << 26, infos[i].o);
, mem, infos[i].s, form, i_opcode << 26, infos[i].p, infos[i].o - 1);
printf(
"void %s%sL(CPR const cr, Label const& i) {"
" emit_reloc_%s(0x%08x, cr.index + %i, i, true); "
" emit_reloc_%s(0x%08x, %i, cr.index + %i, i, true); "
"}\n"
, mem, infos[i].s, form, i_opcode << 26, infos[i].o);
, mem, infos[i].s, form, i_opcode << 26, infos[i].p, infos[i].o - 1);
if (!strcmp(mem, "BC")) mem[1] = '\0';
}
} else if (!strcmp(form, "D")) {
@ -160,7 +160,7 @@ int main(int argc, char *argv[]) {
|| !strcmp(mem, "CMPI")) {
printf(
"void %s(uint32_t bf, uint32_t l, GPR const ra, uint32_t d) {"
" emit_%s(0x%08x, GPR{(bf << 2) | l}, ra, d); "
" emit_%s(0x%08x, ra, GPR{(bf << 2) | l}, d); "
"}\n"
, mem, form, i_opcode << 26);
} else {