1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
Description: the CPU baseline for i386 is lower than expected here
for example there does not have to be SSE available
Author: Thorsten Alteholz <debian@alteholz.de>
Forwarded: not-needed
Index: meep-1.25.0/src/mympi.cpp
===================================================================
--- meep-1.25.0.orig/src/mympi.cpp 2022-12-07 00:06:40.383525856 +0100
+++ meep-1.25.0/src/mympi.cpp 2022-12-07 00:07:32.475477308 +0100
@@ -163,14 +163,8 @@
which is free software under the GPL-compatible "MIT license" */
static void _set_zero_subnormals(bool iszero) {
#if HAVE_IMMINTRIN_H
- unsigned int flags =
- 0x00008040; // assume a non-ancient processor with SSE2, supporting both FTZ and DAZ flags
- unsigned int state = _mm_getcsr();
- if (iszero)
- state |= flags;
- else
- state &= ~flags;
- _mm_setcsr(state);
+ /* on i386 the baseline is so low that we don't have SSE, so we no nothing here */
+ (void) iszero; // unused
#else
(void)iszero; // unused
#endif
|
