diff options
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_program.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_program.c | 55 |
1 files changed, 34 insertions, 21 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index faf8448cba..d61229b65e 100644 --- a/src/gallium/drivers/nv50/nv50_program.c +++ b/src/gallium/drivers/nv50/nv50_program.c @@ -1233,10 +1233,12 @@ emit_cvt(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src, * 0x6 = GE * 0x7 = set condition code ? (used before bra.lt/le/gt/ge) * 0x8 = unordered bit (allows NaN) + * + * mode = 0x04 (u32), 0x0c (s32), 0x80 (f32) */ static void emit_set(struct nv50_pc *pc, unsigned ccode, struct nv50_reg *dst, int wp, - struct nv50_reg *src0, struct nv50_reg *src1) + struct nv50_reg *src0, struct nv50_reg *src1, uint8_t mode) { static const unsigned cc_swapped[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; @@ -1251,16 +1253,10 @@ emit_set(struct nv50_pc *pc, unsigned ccode, struct nv50_reg *dst, int wp, if (dst && dst->type != P_TEMP) dst = alloc_temp(pc, NULL); - /* set.u32 */ set_long(pc, e); - e->inst[0] |= 0xb0000000; + e->inst[0] |= 0x30000000 | (mode << 24); e->inst[1] |= 0x60000000 | (ccode << 14); - /* XXX: decuda will disasm as .u16 and use .lo/.hi regs, but - * that doesn't seem to match what the hw actually does - e->inst[1] |= 0x04000000; << breaks things, u32 by default ? - */ - if (wp >= 0) set_pred_wr(pc, 1, wp, e); if (dst) @@ -1275,26 +1271,32 @@ emit_set(struct nv50_pc *pc, unsigned ccode, struct nv50_reg *dst, int wp, emit(pc, e); - /* cvt.f32.u32/s32 (?) if we didn't only write the predicate */ - if (rdst) + if (rdst && mode == 0x80) /* convert to float ? */ emit_cvt(pc, rdst, dst, -1, CVT_ABS | CVT_F32_S32); if (rdst && rdst != dst) free_temp(pc, dst); } -static INLINE unsigned -map_tgsi_setop_cc(unsigned op) +static INLINE void +map_tgsi_setop_hw(unsigned op, uint8_t *cc, uint8_t *ty) { switch (op) { - case TGSI_OPCODE_SLT: return 0x1; - case TGSI_OPCODE_SGE: return 0x6; - case TGSI_OPCODE_SEQ: return 0x2; - case TGSI_OPCODE_SGT: return 0x4; - case TGSI_OPCODE_SLE: return 0x3; - case TGSI_OPCODE_SNE: return 0xd; + case TGSI_OPCODE_SLT: *cc = 0x1; *ty = 0x80; break; + case TGSI_OPCODE_SGE: *cc = 0x6; *ty = 0x80; break; + case TGSI_OPCODE_SEQ: *cc = 0x2; *ty = 0x80; break; + case TGSI_OPCODE_SGT: *cc = 0x4; *ty = 0x80; break; + case TGSI_OPCODE_SLE: *cc = 0x3; *ty = 0x80; break; + case TGSI_OPCODE_SNE: *cc = 0xd; *ty = 0x80; break; + + case TGSI_OPCODE_ISLT: *cc = 0x1; *ty = 0x0c; break; + case TGSI_OPCODE_ISGE: *cc = 0x6; *ty = 0x0c; break; + case TGSI_OPCODE_USEQ: *cc = 0x2; *ty = 0x04; break; + case TGSI_OPCODE_USGE: *cc = 0x6; *ty = 0x04; break; + case TGSI_OPCODE_USLT: *cc = 0x1; *ty = 0x04; break; + case TGSI_OPCODE_USNE: *cc = 0x5; *ty = 0x04; break; default: assert(0); - return 0; + return; } } @@ -2654,12 +2656,23 @@ nv50_program_tx_insn(struct nv50_pc *pc, case TGSI_OPCODE_SGT: case TGSI_OPCODE_SLE: case TGSI_OPCODE_SNE: - i = map_tgsi_setop_cc(inst->Instruction.Opcode); + case TGSI_OPCODE_ISLT: + case TGSI_OPCODE_ISGE: + case TGSI_OPCODE_USEQ: + case TGSI_OPCODE_USGE: + case TGSI_OPCODE_USLT: + case TGSI_OPCODE_USNE: + { + uint8_t cc, ty; + + map_tgsi_setop_hw(inst->Instruction.Opcode, &cc, &ty); + for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) continue; - emit_set(pc, i, dst[c], -1, src[0][c], src[1][c]); + emit_set(pc, cc, dst[c], -1, src[0][c], src[1][c], ty); } + } break; case TGSI_OPCODE_SUB: for (c = 0; c < 4; c++) { |