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authorChristian König <[email protected]>2011-01-16 21:21:41 +0100
committerChristian König <[email protected]>2011-01-16 21:43:17 +0100
commitb61afe13f1a272bfe8230ed5d8658f4b4f58ed71 (patch)
treede6b0a903c299d9c91fa252268df1d1bc1dd7fdc /src/gallium/drivers/r600
parenta4742c6a07179f01eebfc486e6cd21be05d9c8ae (diff)
r600g: fix alu inst group merging for relative adressing
Diffstat (limited to 'src/gallium/drivers/r600')
-rw-r--r--src/gallium/drivers/r600/r600_asm.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_asm.c b/src/gallium/drivers/r600/r600_asm.c
index a473fb29c4d..7ade0c727bf 100644
--- a/src/gallium/drivers/r600/r600_asm.c
+++ b/src/gallium/drivers/r600/r600_asm.c
@@ -852,6 +852,7 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5],
int i, j, r, src, num_src;
int num_once_inst = 0;
+ int have_mova = 0, have_rel = 0;
r = assign_alu_units(bc, alu_prev, prev);
if (r)
@@ -866,6 +867,12 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5],
return 0;
if (r600_bc_alu_nliterals(bc, prev[i], prev_literal, &prev_nliteral))
return 0;
+ if (is_alu_mova_inst(bc, prev[i])) {
+ if (have_rel)
+ return 0;
+ have_mova = 1;
+ }
+ num_once_inst += is_alu_once_inst(bc, prev[i]);
}
if (slots[i] && r600_bc_alu_nliterals(bc, slots[i], literal, &nliteral))
return 0;
@@ -873,7 +880,6 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5],
// let's check used slots
if (prev[i] && !slots[i]) {
result[i] = prev[i];
- num_once_inst += is_alu_once_inst(bc, prev[i]);
continue;
} else if (prev[i] && slots[i]) {
if (result[4] == NULL && prev[4] == NULL && slots[4] == NULL) {
@@ -899,6 +905,12 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5],
num_src = r600_bc_get_num_operands(bc, alu);
for (src = 0; src < num_src; ++src) {
+ if (alu->src[src].rel) {
+ if (have_mova)
+ return 0;
+ have_rel = 1;
+ }
+
// constants doesn't matter
if (!is_gpr(alu->src[src].sel))
continue;