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authorKeith Whitwell <keith@tungstengraphics.com>2008-04-18 17:32:39 +0100
committerKeith Whitwell <keith@tungstengraphics.com>2008-04-18 18:32:36 +0100
commit5b97c762ed9882dd922f48c2fbf13b14ad86a96e (patch)
tree35b000d83218e99ca01ac41f71d3c1782e3336b4 /src/gallium/auxiliary/rtasm/rtasm_x86sse.c
parent073d9a28c2dc955956c940be6fcc4b3ab354cc6c (diff)
rtasm: add a couple more insns, clean up x86_mul
Diffstat (limited to 'src/gallium/auxiliary/rtasm/rtasm_x86sse.c')
-rw-r--r--src/gallium/auxiliary/rtasm/rtasm_x86sse.c34
1 files changed, 27 insertions, 7 deletions
diff --git a/src/gallium/auxiliary/rtasm/rtasm_x86sse.c b/src/gallium/auxiliary/rtasm/rtasm_x86sse.c
index aea8b28e58..5c25fa155d 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_x86sse.c
+++ b/src/gallium/auxiliary/rtasm/rtasm_x86sse.c
@@ -33,11 +33,6 @@
#define DISASSEM 0
#define X86_TWOB 0x0f
-static unsigned char *cptr( void (*label)() )
-{
- return (unsigned char *) label;
-}
-
static void do_realloc( struct x86_function *p )
{
@@ -304,6 +299,11 @@ void x86_jmp( struct x86_function *p, unsigned char *label)
}
#if 0
+static unsigned char *cptr( void (*label)() )
+{
+ return (unsigned char *) label;
+}
+
/* This doesn't work once we start reallocating & copying the
* generated code on buffer fills, because the call is relative to the
* current pc.
@@ -417,11 +417,14 @@ void x86_add( struct x86_function *p,
emit_op_modrm(p, 0x03, 0x01, dst, src );
}
+/* Calculate EAX * src, results in EDX:EAX.
+ */
void x86_mul( struct x86_function *p,
struct x86_reg src )
{
- assert (src.file == file_REG32 && src.mod == mod_REG);
- emit_op_modrm(p, 0xf7, 0, x86_make_reg (file_REG32, reg_SP), src );
+// assert (src.file == file_REG32 && src.mod == mod_REG);
+ emit_1ub(p, 0xf7);
+ emit_modrm_noreg(p, 4, src );
}
void x86_sub( struct x86_function *p,
@@ -646,6 +649,14 @@ void sse_cvtps2pi( struct x86_function *p,
emit_modrm( p, dst, src );
}
+void sse2_cvtdq2ps( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_2ub(p, X86_TWOB, 0x5b);
+ emit_modrm( p, dst, src );
+}
+
/* Shufps can also be used to implement a reduced swizzle when dest ==
* arg0.
@@ -735,6 +746,15 @@ void sse2_packuswb( struct x86_function *p,
emit_modrm( p, dst, src );
}
+void sse2_punpcklbw( struct x86_function *p,
+ struct x86_reg dst,
+ struct x86_reg src )
+{
+ emit_3ub(p, 0x66, X86_TWOB, 0x60);
+ emit_modrm( p, dst, src );
+}
+
+
void sse2_rcpps( struct x86_function *p,
struct x86_reg dst,
struct x86_reg src )