Mesa (master): draw: Reuse xmm registers.
Keith Whitwell
keithw at kemper.freedesktop.org
Wed Feb 18 10:09:23 UTC 2009
Module: Mesa
Branch: master
Commit: c706ea4f454b5885d9dc71a605853ee21e527285
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=c706ea4f454b5885d9dc71a605853ee21e527285
Author: Keith Whitwell <keithw at vmware.com>
Date: Wed Feb 18 10:08:19 2009 +0000
draw: Reuse xmm registers.
---
src/gallium/auxiliary/draw/draw_vs_aos.c | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/src/gallium/auxiliary/draw/draw_vs_aos.c b/src/gallium/auxiliary/draw/draw_vs_aos.c
index f4c6705..78d139f 100644
--- a/src/gallium/auxiliary/draw/draw_vs_aos.c
+++ b/src/gallium/auxiliary/draw/draw_vs_aos.c
@@ -284,6 +284,14 @@ void aos_release_xmm_reg( struct aos_compilation *cp,
}
+static void aos_soft_release_xmm( struct aos_compilation *cp,
+ struct x86_reg reg )
+{
+ if (reg.file == file_XMM) {
+ cp->xmm[reg.idx].last_used = cp->insn_counter - 1;
+ }
+}
+
/* Mark an xmm reg as holding the current copy of a shader reg.
@@ -584,10 +592,12 @@ static struct x86_reg fetch_src( struct aos_compilation *cp,
sse_mulps(cp->func, dst, tmp);
aos_release_xmm_reg(cp, tmp.idx);
+ aos_soft_release_xmm(cp, imm_swz);
}
else if (negs) {
struct x86_reg imm_negs = aos_get_internal_xmm(cp, IMM_NEGS);
sse_mulps(cp->func, dst, imm_negs);
+ aos_soft_release_xmm(cp, imm_negs);
}
@@ -603,8 +613,10 @@ static struct x86_reg fetch_src( struct aos_compilation *cp,
sse_maxps(cp->func, dst, tmp);
aos_release_xmm_reg(cp, tmp.idx);
+ aos_soft_release_xmm(cp, neg);
}
+ aos_soft_release_xmm(cp, arg0);
return dst;
}
More information about the mesa-commit
mailing list