In preparation of the array live range tracking the evaluation of the read
mask is moved out the register live range tracking to the enclosing call
of the reneralized read access tracking.
Signed-off-by: Gert Wollny <gw.foss...@gmail.com>
---
src/mesa/state_tracker/st_glsl_to_tgsi_temprename.cpp | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi_temprename.cpp
b/src/mesa/state_tracker/st_glsl_to_tgsi_temprename.cpp
index 6e799ae731..b6e87e9a02 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi_temprename.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi_temprename.cpp
@@ -494,13 +494,8 @@ void temp_access::record_write(int line, prog_scope
*scope, int writemask)
comp[3].record_write(line, scope);
}
-void temp_access::record_read(int line, prog_scope *scope, int swizzle)
+void temp_access::record_read(int line, prog_scope *scope, int readmask)
{
- int readmask = 0;
- for (int idx = 0; idx < 4; ++idx) {
- int swz = GET_SWZ(swizzle, idx);
- readmask |= (1 << swz) & 0xF;
- }
update_access_mask(readmask);
if (readmask & WRITEMASK_X)
@@ -940,8 +935,14 @@ access_recorder::~access_recorder()
void access_recorder::record_read(const st_src_reg& src, int line,
prog_scope *scope)
{
+ int readmask = 0;
+ for (int idx = 0; idx < 4; ++idx) {
+ int swz = GET_SWZ(src.swizzle, idx);
+ readmask |= (1 << swz) & 0xF;
+ }
+
if (src.file == PROGRAM_TEMPORARY)
- temp_acc[src.index].record_read(line, scope, src.swizzle);
+ temp_acc[src.index].record_read(line, scope, readmask);
if (src.reladdr)
record_read(*src.reladdr, line, scope);
--
2.16.1
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