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authorEric Anholt <eric@anholt.net>2010-03-09 14:22:51 -0800
committerEric Anholt <eric@anholt.net>2010-03-16 12:15:18 -0700
commita29c7948d965ad274ae7ac98fe01f2f877b19d94 (patch)
tree38eff6096e0295de1448f0e2b3eccf4a1a89aecf
parent42e0e8686688ff91e92fa4ac46c6dacb2d5f2140 (diff)
i965: Fix ENDLOOP to only patch up this loop's BREAK and CONT.
Corresponds to d225a25e21a24508aea3b877c78beb35502e942d and fixes piglit glsl-fs-loop-nested. Bug #25173. (cherry picked from commit a81836ee2fe5092d695b717addf8cec91f569777)
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_glsl.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_glsl.c b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
index e3e6f66339..315b030484 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_glsl.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
@@ -2015,11 +2015,13 @@ static void brw_wm_emit_glsl(struct brw_context *brw, struct brw_wm_compile *c)
/* patch all the BREAK/CONT instructions from last BGNLOOP */
while (inst0 > loop_inst[loop_depth]) {
inst0--;
- if (inst0->header.opcode == BRW_OPCODE_BREAK) {
+ if (inst0->header.opcode == BRW_OPCODE_BREAK &&
+ inst0->bits3.if_else.jump_count == 0) {
inst0->bits3.if_else.jump_count = br * (inst1 - inst0 + 1);
inst0->bits3.if_else.pop_count = 0;
}
- else if (inst0->header.opcode == BRW_OPCODE_CONTINUE) {
+ else if (inst0->header.opcode == BRW_OPCODE_CONTINUE &&
+ inst0->bits3.if_else.jump_count == 0) {
inst0->bits3.if_else.jump_count = br * (inst1 - inst0);
inst0->bits3.if_else.pop_count = 0;
}