#include "x86sse.h"
-#define DISASSEM 0
+#define DISASSEM 1
#define X86_TWOB 0x0f
/* Emit bytes to the instruction stream:
static void disassem( struct x86_function *p, const char *fn )
{
#if DISASSEM
- static const char *last_fn;
- if (fn && fn != last_fn) {
+ if (fn && fn != p->fn) {
_mesa_printf("0x%x: %s\n", p->csr, fn);
- last_fn = fn;
+ p->fn = fn;
}
#endif
}
/* Oh-oh we've stumbled into the SIB thing.
*/
- if (regmem.idx == reg_SP) {
+ if (regmem.file == file_REG32 &&
+ regmem.idx == reg_SP) {
emit_1ub_fn(p, 0x24, 0); /* simplistic! */
}
/* SSE operations often only have one format, with dest constrained to
* be a register:
*/
+void sse_maxps( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_2ub(p, X86_TWOB, 0x5F);
+ emit_modrm( p, dst, src );
+}
+
+void sse_divss( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_3ub(p, 0xF3, X86_TWOB, 0x5E);
+ emit_modrm( p, dst, src );
+}
+
+void sse_minps( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_2ub(p, X86_TWOB, 0x5D);
+ emit_modrm( p, dst, src );
+}
+
+void sse_subps( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_2ub(p, X86_TWOB, 0x5C);
+ emit_modrm( p, dst, src );
+}
+
void sse_mulps( struct x86_function *p,
struct x86_reg dst,
struct x86_reg src )
emit_modrm( p, dst, src );
}
+void sse_addss( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_3ub(p, 0xF3, X86_TWOB, 0x58);
+ emit_modrm( p, dst, src );
+}
+
+void sse_andps( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_2ub(p, X86_TWOB, 0x54);
+ emit_modrm( p, dst, src );
+}
+
+void sse2_rcpss( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_3ub(p, 0xF3, X86_TWOB, 0x53);
+ emit_modrm( p, dst, src );
+}
+
+void sse_rsqrtss( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_3ub(p, 0xF3, X86_TWOB, 0x52);
+ emit_modrm( p, dst, src );
+
+}
+
void sse_movhlps( struct x86_function *p,
struct x86_reg dst,
struct x86_reg src )
void sse2_pshufd( struct x86_function *p,
struct x86_reg dest,
struct x86_reg arg0,
- GLubyte x,
- GLubyte y,
- GLubyte z,
- GLubyte w)
+ GLubyte shuf)
{
emit_3ub(p, 0x66, X86_TWOB, 0x70);
emit_modrm(p, dest, arg0);
- emit_1ub(p, (x|(y<<2)|(z<<4)|w<<6));
+ emit_1ub(p, shuf);
}
void sse_shufps( struct x86_function *p,
struct x86_reg dest,
struct x86_reg arg0,
- GLubyte x,
- GLubyte y,
- GLubyte z,
- GLubyte w)
+ GLubyte shuf)
{
emit_2ub(p, X86_TWOB, 0xC6);
emit_modrm(p, dest, arg0);
- emit_1ub(p, (x|(y<<2)|(z<<4)|w<<6));
+ emit_1ub(p, shuf);
+}
+
+void sse_cmpps( struct x86_function *p,
+ struct x86_reg dest,
+ struct x86_reg arg0,
+ GLubyte cc)
+{
+ emit_2ub(p, X86_TWOB, 0xC2);
+ emit_modrm(p, dest, arg0);
+ emit_1ub(p, cc);
}
void (*x86_get_func( struct x86_function *p ))(void)
{
+ if (DISASSEM)
+ _mesa_printf("disassemble %p %p\n", p->store, p->csr);
return (void (*)())p->store;
}
GLubyte *csr;
GLuint stack_offset;
GLint need_emms;
+ const char *fn;
};
enum x86_reg_file {
cc_NE /* not equal / not zero */
};
+enum sse_cc {
+ cc_Equal,
+ cc_LessThan,
+ cc_LessThanEqual,
+ cc_Unordered,
+ cc_NotEqual,
+ cc_NotLessThan,
+ cc_NotLessThanEqual,
+ cc_Ordered
+};
+
#define cc_Z cc_E
#define cc_NZ cc_NE
struct x86_reg x86_get_base_reg( struct x86_reg reg );
-
-
/* Labels, jumps and fixup:
*/
GLubyte *x86_get_label( struct x86_function *p );
enum x86_cc cc,
GLubyte *label );
-/* Always use a 32bit offset for forward jumps:
- */
GLubyte *x86_jcc_forward( struct x86_function *p,
enum x86_cc cc );
-/* Fixup offset from forward jump:
- */
void x86_fixup_fwd_jump( struct x86_function *p,
GLubyte *fixup );
-void x86_push( struct x86_function *p,
- struct x86_reg reg );
-
-void x86_pop( struct x86_function *p,
- struct x86_reg reg );
-
-void x86_inc( struct x86_function *p,
- struct x86_reg reg );
-
-void x86_dec( struct x86_function *p,
- struct x86_reg reg );
-
-void x86_ret( struct x86_function *p );
-
-void mmx_emms( struct x86_function *p );
-
-void x86_mov( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void x86_xor( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void x86_cmp( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse2_movd( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void mmx_movd( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void mmx_movq( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse_movss( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse_movaps( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse_movups( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-void sse_movhps( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse_movlps( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-/* SSE operations often only have one format, with dest constrained to
- * be a register:
- */
-void sse_mulps( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse_addps( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse_movhlps( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse_movlhps( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse2_cvtps2dq( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse2_packssdw( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse2_packsswb( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse2_packuswb( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void sse_cvtps2pi( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void mmx_packssdw( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void mmx_packuswb( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-
-/* Load effective address:
+/* Macro for sse_shufps() and sse2_pshufd():
*/
-void x86_lea( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
-
-void x86_test( struct x86_function *p,
- struct x86_reg dst,
- struct x86_reg src );
+#define SHUF(_x,_y,_z,_w) (((_x)<<0) | ((_y)<<2) | ((_z)<<4) | ((_w)<<6))
+#define SHUF_NOOP RSW(0,1,2,3)
+#define GET_SHUF(swz, idx) (((swz) >> ((idx)*2)) & 0x3)
-/* Perform a reduced swizzle in a single sse instruction:
- */
-void sse2_pshufd( struct x86_function *p,
- struct x86_reg dest,
- struct x86_reg arg0,
- GLubyte x,
- GLubyte y,
- GLubyte z,
- GLubyte w );
-
-
-/* Shufps can also be used to implement a reduced swizzle when dest ==
- * arg0.
- */
-void sse_shufps( struct x86_function *p,
- struct x86_reg dest,
- struct x86_reg arg0,
- GLubyte x,
- GLubyte y,
- GLubyte z,
- GLubyte w );
+void mmx_emms( struct x86_function *p );
+void mmx_movd( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void mmx_movq( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void mmx_packssdw( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void mmx_packuswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+
+void sse2_cvtps2dq( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse2_movd( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse2_packssdw( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse2_packsswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse2_packuswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse2_pshufd( struct x86_function *p, struct x86_reg dest, struct x86_reg arg0, GLubyte shuf );
+void sse2_rcpss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+
+void sse_addps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_addss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_cvtps2pi( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_divss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_andps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_cmpps( struct x86_function *p, struct x86_reg dst, struct x86_reg src, GLubyte cc );
+void sse_maxps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_minps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_movaps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_movhlps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_movhps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_movlhps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_movlps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_movss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_movups( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_mulps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_subps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_rsqrtss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void sse_shufps( struct x86_function *p, struct x86_reg dest, struct x86_reg arg0, GLubyte shuf );
+
+void x86_cmp( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void x86_dec( struct x86_function *p, struct x86_reg reg );
+void x86_inc( struct x86_function *p, struct x86_reg reg );
+void x86_lea( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void x86_mov( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void x86_pop( struct x86_function *p, struct x86_reg reg );
+void x86_push( struct x86_function *p, struct x86_reg reg );
+void x86_ret( struct x86_function *p );
+void x86_test( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
+void x86_xor( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
/* Retreive a reference to one of the function arguments, taking into
- * account any push/pop activity:
+ * account any push/pop activity. Note - doesn't track explict
+ * manipulation of ESP by other instructions.
*/
-struct x86_reg x86_fn_arg( struct x86_function *p,
- GLuint arg );
+struct x86_reg x86_fn_arg( struct x86_function *p, GLuint arg );
#endif
#endif