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authorChristoph Bumiller <e0425955@student.tuwien.ac.at>2009-05-23 16:14:37 +0200
committerBen Skeggs <bskeggs@redhat.com>2009-05-28 16:06:24 +1000
commit87eea6e2b2df57bddb7155df794f02143e1ece40 (patch)
tree17bd9e228860b3d36aec17ea6220faccab74d812
parent3accd7ebe971624bed5624f73ed3522c9de4c193 (diff)
nv50: introduce emit_cvt and use it
This makes some code cleaner, and we can now easily do CEIL and TRUNC.
-rw-r--r--src/gallium/drivers/nv50/nv50_program.c88
1 files changed, 48 insertions, 40 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index e038031f57..89051069bc 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -783,6 +783,48 @@ emit_precossin(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
emit(pc, e);
}
+#define CVTOP_RN 0x01
+#define CVTOP_FLOOR 0x03
+#define CVTOP_CEIL 0x05
+#define CVTOP_TRUNC 0x07
+#define CVTOP_SAT 0x08
+#define CVTOP_ABS 0x10
+
+#define CVT_F32_F32 0xc4
+#define CVT_F32_S32 0x44
+#define CVT_F32_U32 0x64
+#define CVT_S32_F32 0x8c
+#define CVT_S32_S32 0x0c
+#define CVT_F32_F32_ROP 0xcc
+
+static void
+emit_cvt(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src,
+ int wp, unsigned cop, unsigned fmt)
+{
+ struct nv50_program_exec *e;
+
+ e = exec(pc);
+ set_long(pc, e);
+
+ e->inst[0] |= 0xa0000000;
+ e->inst[1] |= 0x00004000;
+ e->inst[1] |= (cop << 16);
+ e->inst[1] |= (fmt << 24);
+ set_src_0(pc, src, e);
+
+ if (wp >= 0)
+ set_pred_wr(pc, 1, wp, e);
+
+ if (dst)
+ set_dst(pc, dst, e);
+ else {
+ e->inst[0] |= 0x000001fc;
+ e->inst[1] |= 0x00000008;
+ }
+
+ emit(pc, e);
+}
+
static void
emit_set(struct nv50_pc *pc, unsigned c_op, struct nv50_reg *dst,
struct nv50_reg *src0, struct nv50_reg *src1)
@@ -826,22 +868,10 @@ emit_set(struct nv50_pc *pc, unsigned c_op, struct nv50_reg *dst,
free_temp(pc, dst);
}
-static void
+static INLINE void
emit_flr(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
{
- struct nv50_program_exec *e = exec(pc);
-
- e->inst[0] = 0xa0000000; /* cvt */
- set_long(pc, e);
- e->inst[1] |= (6 << 29); /* cvt */
- e->inst[1] |= 0x08000000; /* integer mode */
- e->inst[1] |= 0x04000000; /* 32 bit */
- e->inst[1] |= ((0x1 << 3)) << 14; /* .rn */
- e->inst[1] |= (1 << 14); /* src .f32 */
- set_dst(pc, dst, e);
- set_src_0(pc, src, e);
-
- emit(pc, e);
+ emit_cvt(pc, dst, src, -1, CVTOP_FLOOR, CVT_F32_F32_ROP);
}
static void
@@ -858,21 +888,10 @@ emit_pow(struct nv50_pc *pc, struct nv50_reg *dst,
free_temp(pc, temp);
}
-static void
+static INLINE void
emit_abs(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
{
- struct nv50_program_exec *e = exec(pc);
-
- e->inst[0] = 0xa0000000; /* cvt */
- set_long(pc, e);
- e->inst[1] |= (6 << 29); /* cvt */
- e->inst[1] |= 0x04000000; /* 32 bit */
- e->inst[1] |= (1 << 14); /* src .f32 */
- e->inst[1] |= ((1 << 6) << 14); /* .abs */
- set_dst(pc, dst, e);
- set_src_0(pc, src, e);
-
- emit(pc, e);
+ emit_cvt(pc, dst, src, -1, CVTOP_ABS, CVT_F32_F32);
}
static void
@@ -1562,21 +1581,10 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok)
if (sat) {
for (c = 0; c < 4; c++) {
- struct nv50_program_exec *e;
-
if (!(mask & (1 << c)))
continue;
- e = exec(pc);
-
- e->inst[0] = 0xa0000000; /* cvt */
- set_long(pc, e);
- e->inst[1] |= (6 << 29); /* cvt */
- e->inst[1] |= 0x04000000; /* 32 bit */
- e->inst[1] |= (1 << 14); /* src .f32 */
- e->inst[1] |= ((1 << 5) << 14); /* .sat */
- set_dst(pc, rdst[c], e);
- set_src_0(pc, dst[c], e);
- emit(pc, e);
+ emit_cvt(pc, rdst[c], dst[c], -1, CVTOP_SAT,
+ CVT_F32_F32);
}
} else if (assimilate) {
for (c = 0; c < 4; c++)