diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_sse2.c')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_sse2.c | 56 |
1 files changed, 39 insertions, 17 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_sse2.c b/src/gallium/auxiliary/tgsi/tgsi_sse2.c index 13e2e8eb995..086d983a73a 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_sse2.c +++ b/src/gallium/auxiliary/tgsi/tgsi_sse2.c @@ -2830,31 +2830,52 @@ static void soa_to_aos( struct x86_function *func, * Check if the instructions dst register is the same as any src * register and warn if there's a posible SOA dependency. */ -static void +static boolean check_soa_dependencies(const struct tgsi_full_instruction *inst) { - switch (inst->Instruction.Opcode) { + uint opcode = inst->Instruction.Opcode; + + /* XXX: we only handle src/dst aliasing in a few opcodes currently. + * Need to use an additional temporay to hold the result in the + * cases where the code is too opaque to fix. + */ + + switch (opcode) { case TGSI_OPCODE_ADD: case TGSI_OPCODE_MOV: case TGSI_OPCODE_MUL: + case TGSI_OPCODE_RCP: + case TGSI_OPCODE_RSQ: + case TGSI_OPCODE_EXP: + case TGSI_OPCODE_LOG: + case TGSI_OPCODE_DP3: + case TGSI_OPCODE_DP4: + case TGSI_OPCODE_DP2A: + case TGSI_OPCODE_EX2: + case TGSI_OPCODE_LG2: + case TGSI_OPCODE_POW: case TGSI_OPCODE_XPD: + case TGSI_OPCODE_DPH: + case TGSI_OPCODE_COS: + case TGSI_OPCODE_SIN: + case TGSI_OPCODE_TEX: + case TGSI_OPCODE_TXB: + case TGSI_OPCODE_TXP: + case TGSI_OPCODE_NRM: + case TGSI_OPCODE_NRM4: + case TGSI_OPCODE_DP2: /* OK - these opcodes correctly handle SOA dependencies */ - break; + return TRUE; default: - if (tgsi_check_soa_dependencies(inst)) { - uint opcode = inst->Instruction.Opcode; + if (!tgsi_check_soa_dependencies(inst)) + return TRUE; - /* XXX: we only handle src/dst aliasing in a few opcodes - * currently. Need to use an additional temporay to hold - * the result in the cases where the code is too opaque to - * fix. - */ - if (opcode != TGSI_OPCODE_MOV) { - debug_printf("Warning: src/dst aliasing in instruction" - " is not handled:\n"); - tgsi_dump_instruction(inst, 1); - } - } + debug_printf("Warning: src/dst aliasing in instruction" + " is not handled:\n"); + debug_printf("Warning: "); + tgsi_dump_instruction(inst, 1); + + return FALSE; } } @@ -2954,7 +2975,8 @@ tgsi_emit_sse2( tgsi_get_processor_name(proc)); } - check_soa_dependencies(&parse.FullToken.FullInstruction); + if (ok) + ok = check_soa_dependencies(&parse.FullToken.FullInstruction); break; case TGSI_TOKEN_TYPE_IMMEDIATE: |