diff options
Diffstat (limited to 'src/gallium/auxiliary/rtasm')
| -rw-r--r-- | src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c | 76 | ||||
| -rw-r--r-- | src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h | 11 |
2 files changed, 73 insertions, 14 deletions
diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c index c442b1f6aa..9274bc5e3c 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c +++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c @@ -174,9 +174,12 @@ reg_name(int reg) return "$lr"; default: { - static char buf[10]; - sprintf(buf, "$%d", reg); - return buf; + /* cycle through four buffers to handle multiple calls per printf */ + static char buf[4][10]; + static int b = 0; + b = (b + 1) % 4; + sprintf(buf[b], "$%d", reg); + return buf[b]; } } } @@ -269,15 +272,8 @@ static void emit_RI10(struct spe_function *p, unsigned op, unsigned rT, assert(p->num_inst <= p->max_inst); if (p->print) { indent(p); - if (strcmp(name, "spe_lqd") == 0 || - strcmp(name, "spe_stqd") == 0) { - printf("%s\t%s, %d(%s)\n", - rem_prefix(name), reg_name(rT), imm, reg_name(rA)); - } - else { - printf("%s\t%s, %s, 0x%x\n", - rem_prefix(name), reg_name(rT), reg_name(rA), imm); - } + printf("%s\t%s, %s, 0x%x\n", + rem_prefix(name), reg_name(rT), reg_name(rA), imm); } } @@ -379,6 +375,7 @@ void _name (struct spe_function *p, int imm) \ #include "rtasm_ppc_spe.h" + /** * Initialize an spe_function. * \param code_size size of instruction buffer to allocate, in bytes. @@ -513,6 +510,20 @@ void spe_release_register_set(struct spe_function *p) } +unsigned +spe_get_registers_used(const struct spe_function *p, ubyte used[]) +{ + unsigned i, num = 0; + /* only count registers in the range available to callers */ + for (i = 2; i < 80; i++) { + if (p->regs[i]) { + used[num++] = i; + } + } + return num; +} + + void spe_print_code(struct spe_function *p, boolean enable) { @@ -540,6 +551,46 @@ spe_comment(struct spe_function *p, int rel_indent, const char *s) /** + * Load quad word. + * NOTE: imm is in bytes and the least significant 4 bits must be zero! + */ +void spe_lqd(struct spe_function *p, unsigned rT, unsigned rA, int offset) +{ + const boolean pSave = p->print; + + p->print = FALSE; + assert(offset % 4 == 0); + emit_RI10(p, 0x034, rT, rA, offset >> 4, "spe_lqd"); + p->print = pSave; + + if (p->print) { + indent(p); + printf("lqd\t%s, %d(%s)\n", reg_name(rT), offset, reg_name(rA)); + } +} + + +/** + * Store quad word. + * NOTE: imm is in bytes and the least significant 4 bits must be zero! + */ +void spe_stqd(struct spe_function *p, unsigned rT, unsigned rA, int offset) +{ + const boolean pSave = p->print; + + p->print = FALSE; + assert(offset % 4 == 0); + emit_RI10(p, 0x024, rT, rA, offset >> 4, "spe_stqd"); + p->print = pSave; + + if (p->print) { + indent(p); + printf("stqd\t%s, %d(%s)\n", reg_name(rT), offset, reg_name(rA)); + } +} + + +/** * For branch instructions: * \param d if 1, disable interupts if branch is taken * \param e if 1, enable interupts if branch is taken @@ -764,6 +815,7 @@ spe_and_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui) spe_release_register(p, tmp_reg); } + /** * This function is constructed identically to spe_and_uint() above. * Changes to one should be made in the other. diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h index cd2e245409..47dadb343c 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h +++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h @@ -89,6 +89,9 @@ extern void spe_release_register(struct spe_function *p, int reg); extern void spe_allocate_register_set(struct spe_function *p); extern void spe_release_register_set(struct spe_function *p); +extern unsigned +spe_get_registers_used(const struct spe_function *p, ubyte used[]); + extern void spe_print_code(struct spe_function *p, boolean enable); extern void spe_indent(struct spe_function *p, int spaces); extern void spe_comment(struct spe_function *p, int rel_indent, const char *s); @@ -128,11 +131,9 @@ extern void spe_comment(struct spe_function *p, int rel_indent, const char *s); /* Memory load / store instructions */ -EMIT_RI10(spe_lqd, 0x034); EMIT_RR (spe_lqx, 0x1c4); EMIT_RI16(spe_lqa, 0x061); EMIT_RI16(spe_lqr, 0x067); -EMIT_RI10(spe_stqd, 0x024); EMIT_RR (spe_stqx, 0x144); EMIT_RI16(spe_stqa, 0x041); EMIT_RI16(spe_stqr, 0x047); @@ -290,6 +291,12 @@ EMIT_RI16(spe_brz, 0x040); EMIT_RI16(spe_brhnz, 0x046); EMIT_RI16(spe_brhz, 0x044); +extern void +spe_lqd(struct spe_function *p, unsigned rT, unsigned rA, int offset); + +extern void +spe_stqd(struct spe_function *p, unsigned rT, unsigned rA, int offset); + extern void spe_bi(struct spe_function *p, unsigned rA, int d, int e); extern void spe_iret(struct spe_function *p, unsigned rA, int d, int e); extern void spe_bisled(struct spe_function *p, unsigned rT, unsigned rA, |