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authorBrian Paul <brian.paul@tungstengraphics.com>2008-10-10 11:56:03 -0600
committerBrian Paul <brian.paul@tungstengraphics.com>2008-10-10 11:56:03 -0600
commite43af05311acd979f43a75f8ba4d9152b453408e (patch)
treee249180a2c49c867451e6a5a68eb8337d9f481af /src/gallium/drivers
parentdc7d213c54b046ec03ddb1fcfb0d9d9e905ffedc (diff)
cell: fix bug in emit_FLR() when src reg == dst reg
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/cell/ppu/cell_gen_fp.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_gen_fp.c b/src/gallium/drivers/cell/ppu/cell_gen_fp.c
index dad74bbad8..7a4e8d20ba 100644
--- a/src/gallium/drivers/cell/ppu/cell_gen_fp.c
+++ b/src/gallium/drivers/cell/ppu/cell_gen_fp.c
@@ -1092,15 +1092,15 @@ emit_FLR(struct codegen *gen, const struct tgsi_full_instruction *inst)
int tmp_reg = get_itemp(gen);
/* If negative, subtract 1.0 */
- spe_fcgt(gen->f, d_reg, zero_reg, s1_reg);
- spe_selb(gen->f, tmp_reg, zero_reg, get_const_one_reg(gen), d_reg);
- spe_fs(gen->f, d_reg, s1_reg, tmp_reg);
+ spe_fcgt(gen->f, tmp_reg, zero_reg, s1_reg);
+ spe_selb(gen->f, tmp_reg, zero_reg, get_const_one_reg(gen), tmp_reg);
+ spe_fs(gen->f, tmp_reg, s1_reg, tmp_reg);
/* Convert float to int */
- spe_cflts(gen->f, d_reg, d_reg, 0);
+ spe_cflts(gen->f, tmp_reg, tmp_reg, 0);
/* Convert int to float */
- spe_csflt(gen->f, d_reg, d_reg, 0);
+ spe_csflt(gen->f, d_reg, tmp_reg, 0);
store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]);
free_itemps(gen);
@@ -1111,8 +1111,7 @@ emit_FLR(struct codegen *gen, const struct tgsi_full_instruction *inst)
}
/**
- * Emit frac.
- * Input - FLR(Input)
+ * Compute frac = Input - FLR(Input)
*/
static boolean
emit_FRC(struct codegen *gen, const struct tgsi_full_instruction *inst)