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authorBrian Paul <brian.paul@tungstengraphics.com>2008-10-10 14:57:57 -0600
committerBrian Paul <brian.paul@tungstengraphics.com>2008-10-10 14:57:57 -0600
commitd3403b5482ee1c0faa0f42b8782ee3093a2f7b5e (patch)
tree4d094acdc39613b2aa491e876fba56711ff5a8c0 /src/gallium/auxiliary
parentf42ef6f39d213b4c6315ba95791c16ca2b1a4b21 (diff)
cell: add emit_RI10s() which does range checking on the 10-bit signed immediate field
This type of checking should be expanded to cover more instructions...
Diffstat (limited to 'src/gallium/auxiliary')
-rw-r--r--src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c16
-rw-r--r--src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h24
2 files changed, 30 insertions, 10 deletions
diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c
index d0bacd08a6..dea1aed032 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c
+++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c
@@ -278,6 +278,16 @@ static void emit_RI10(struct spe_function *p, unsigned op, unsigned rT,
}
+/** As above, but do range checking on signed immediate value */
+static void emit_RI10s(struct spe_function *p, unsigned op, unsigned rT,
+ unsigned rA, int imm, const char *name)
+{
+ assert(imm <= 511);
+ assert(imm >= -512);
+ emit_RI10(p, op, rT, rA, imm, name);
+}
+
+
static void emit_RI16(struct spe_function *p, unsigned op, unsigned rT,
int imm, const char *name)
{
@@ -354,6 +364,12 @@ void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \
emit_RI10(p, _op, rT, rA, imm, __FUNCTION__); \
}
+#define EMIT_RI10s(_name, _op) \
+void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \
+{ \
+ emit_RI10s(p, _op, rT, rA, imm, __FUNCTION__); \
+}
+
#define EMIT_RI16(_name, _op) \
void _name (struct spe_function *p, unsigned rT, int imm) \
{ \
diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h
index 47dadb343c..d6a3c02f20 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h
+++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h
@@ -119,6 +119,9 @@ extern void spe_comment(struct spe_function *p, int rel_indent, const char *s);
#define EMIT_RI10(_name, _op) \
extern void _name (struct spe_function *p, unsigned rT, unsigned rA, \
int imm)
+#define EMIT_RI10s(_name, _op) \
+ extern void _name (struct spe_function *p, unsigned rT, unsigned rA, \
+ int imm)
#define EMIT_RI16(_name, _op) \
extern void _name (struct spe_function *p, unsigned rT, int imm)
#define EMIT_RI18(_name, _op) \
@@ -163,7 +166,7 @@ EMIT_RI16(spe_fsmbi, 0x065);
EMIT_RR (spe_ah, 0x0c8);
EMIT_RI10(spe_ahi, 0x01d);
EMIT_RR (spe_a, 0x0c0);
-EMIT_RI10(spe_ai, 0x01c);
+EMIT_RI10s(spe_ai, 0x01c);
EMIT_RR (spe_sfh, 0x048);
EMIT_RI10(spe_sfhi, 0x00d);
EMIT_RR (spe_sf, 0x040);
@@ -201,19 +204,19 @@ EMIT_R (spe_xshw, 0x2ae);
EMIT_R (spe_xswd, 0x2a6);
EMIT_RR (spe_and, 0x0c1);
EMIT_RR (spe_andc, 0x2c1);
-EMIT_RI10(spe_andbi, 0x016);
-EMIT_RI10(spe_andhi, 0x015);
-EMIT_RI10(spe_andi, 0x014);
+EMIT_RI10s(spe_andbi, 0x016);
+EMIT_RI10s(spe_andhi, 0x015);
+EMIT_RI10s(spe_andi, 0x014);
EMIT_RR (spe_or, 0x041);
EMIT_RR (spe_orc, 0x2c9);
-EMIT_RI10(spe_orbi, 0x006);
-EMIT_RI10(spe_orhi, 0x005);
-EMIT_RI10(spe_ori, 0x004);
+EMIT_RI10s(spe_orbi, 0x006);
+EMIT_RI10s(spe_orhi, 0x005);
+EMIT_RI10s(spe_ori, 0x004);
EMIT_R (spe_orx, 0x1f0);
EMIT_RR (spe_xor, 0x241);
-EMIT_RI10(spe_xorbi, 0x026);
-EMIT_RI10(spe_xorhi, 0x025);
-EMIT_RI10(spe_xori, 0x024);
+EMIT_RI10s(spe_xorbi, 0x026);
+EMIT_RI10s(spe_xorhi, 0x025);
+EMIT_RI10s(spe_xori, 0x024);
EMIT_RR (spe_nand, 0x0c9);
EMIT_RR (spe_nor, 0x049);
EMIT_RR (spe_eqv, 0x249);
@@ -422,6 +425,7 @@ EMIT_R (spe_wrch, 0x10d);
#undef EMIT_RI7
#undef EMIT_RI8
#undef EMIT_RI10
+#undef EMIT_RI10s
#undef EMIT_RI16
#undef EMIT_RI18
#undef EMIT_I16