From ce723d8d8b011f2efaea6588c42b6d11ee2e7115 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Thu, 20 Aug 2009 10:34:45 -0600
Subject: tgsi: check for SOA dependencies in SSE and PPC code generators
Fall back to interpreter for now. This doesn't happen very often.
---
src/gallium/auxiliary/tgsi/tgsi_ppc.c | 4 ++++
src/gallium/auxiliary/tgsi/tgsi_sse2.c | 4 ++++
2 files changed, 8 insertions(+)
(limited to 'src')
diff --git a/src/gallium/auxiliary/tgsi/tgsi_ppc.c b/src/gallium/auxiliary/tgsi/tgsi_ppc.c
index 2f8b0c4df0..8466d9bc22 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_ppc.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_ppc.c
@@ -1112,6 +1112,10 @@ emit_instruction(struct gen_context *gen,
if (inst->Instruction.Saturate != TGSI_SAT_NONE)
return 0;
+ /* need to use extra temps to fix SOA dependencies : */
+ if (tgsi_check_soa_dependencies(inst))
+ return FALSE;
+
switch (inst->Instruction.Opcode) {
case TGSI_OPCODE_MOV:
case TGSI_OPCODE_SWZ:
diff --git a/src/gallium/auxiliary/tgsi/tgsi_sse2.c b/src/gallium/auxiliary/tgsi/tgsi_sse2.c
index 571f98ae35..a13368c80c 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_sse2.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_sse2.c
@@ -1506,6 +1506,10 @@ emit_instruction(
if (inst->Instruction.Saturate != TGSI_SAT_NONE)
return FALSE;
+ /* need to use extra temps to fix SOA dependencies : */
+ if (tgsi_check_soa_dependencies(inst))
+ return FALSE;
+
switch (inst->Instruction.Opcode) {
case TGSI_OPCODE_ARL:
FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) {
--
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