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authorKeith Whitwell <keith@tungstengraphics.com>2008-05-26 00:09:02 +0100
committerKeith Whitwell <keith@tungstengraphics.com>2008-05-26 00:09:02 +0100
commit721fb5597e687fc1446119002ab03cc428104b29 (patch)
treeb7f9bde349a50b4e77473d2fa9202493055e0251 /src
parent9c7568965c00dcc2e9403a2f94f1cd09dcd783ae (diff)
draw: more aos tweaks
Diffstat (limited to 'src')
-rw-r--r--src/gallium/auxiliary/draw/draw_vs_aos.c26
1 files changed, 24 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vs_aos.c b/src/gallium/auxiliary/draw/draw_vs_aos.c
index 37d04e45a6..916203c66b 100644
--- a/src/gallium/auxiliary/draw/draw_vs_aos.c
+++ b/src/gallium/auxiliary/draw/draw_vs_aos.c
@@ -202,6 +202,7 @@ static struct x86_reg get_xmm_writable( struct aos_compilation *cp,
reg = tmp;
}
+ cp->xmm[reg.idx].last_used = cp->insn_counter;
return reg;
}
@@ -215,6 +216,7 @@ static struct x86_reg get_xmm( struct aos_compilation *cp,
reg = tmp;
}
+ cp->xmm[reg.idx].last_used = cp->insn_counter;
return reg;
}
@@ -281,6 +283,18 @@ void aos_adopt_xmm_reg( struct aos_compilation *cp,
return;
}
+ /* If this xmm reg is already holding this shader reg, just update
+ * last_used, and don't clobber the dirty flag...
+ */
+ if (cp->xmm[reg.idx].file == file &&
+ cp->xmm[reg.idx].idx == idx)
+ {
+ cp->xmm[reg.idx].dirty |= dirty;
+ cp->xmm[reg.idx].last_used = cp->insn_counter;
+ return;
+ }
+
+
/* If any xmm reg thinks it holds this shader reg, break the
* illusion.
*/
@@ -382,8 +396,16 @@ static struct x86_reg aos_get_shader_reg_xmm( struct aos_compilation *cp,
unsigned file,
unsigned idx )
{
- struct x86_reg reg = aos_get_shader_reg( cp, file, idx );
- return get_xmm( cp, reg );
+ struct x86_reg reg = get_xmm( cp,
+ aos_get_shader_reg( cp, file, idx ) );
+
+ aos_adopt_xmm_reg( cp,
+ reg,
+ file,
+ idx,
+ FALSE );
+
+ return reg;
}