diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2008-10-10 14:57:57 -0600 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2008-10-10 14:57:57 -0600 |
| commit | d3403b5482ee1c0faa0f42b8782ee3093a2f7b5e (patch) | |
| tree | 4d094acdc39613b2aa491e876fba56711ff5a8c0 /src/gallium/auxiliary/rtasm | |
| parent | f42ef6f39d213b4c6315ba95791c16ca2b1a4b21 (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/rtasm')
| -rw-r--r-- | src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c | 16 | ||||
| -rw-r--r-- | src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h | 24 |
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 |