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Revert "Mark temporaries as volatile to avoid SIGBUS in multithreaded builds with gcc15+ on 32bit FreeBSD/x86" #5945

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Merged
martin-frbg merged 1 commit into from
Jul 27, 2026
Merged

Revert "Mark temporaries as volatile to avoid SIGBUS in multithreaded builds with gcc15+ on 32bit FreeBSD/x86" #5945

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4 changes: 0 additions & 4 deletions Makefile.system
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Expand Up @@ -18,10 +18,6 @@ HOSTARCH := $(shell uname -m)
ifeq ($(HOSTARCH), amd64)
HOSTARCH=x86_64
endif
ifeq ($(HOSTARCH), i386)
HOSTARCH=x86
override BINARY=32
endif

# Catch conflicting usage of ARCH in some BSD environments
ifeq ($(ARCH), amd64)
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2 changes: 1 addition & 1 deletion driver/level2/tpmv_thread.c
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Expand Up @@ -71,7 +71,7 @@

static int tpmv_kernel(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n, FLOAT *dummy1, FLOAT *buffer, BLASLONG pos){

volatile FLOAT *a, *x, *y;
FLOAT *a, *x, *y;

BLASLONG incx;
BLASLONG m_from, m_to;
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2 changes: 1 addition & 1 deletion driver/level3/syr2k_kernel.c
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Expand Up @@ -47,7 +47,7 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG k, FLOAT alpha_r,

BLASLONG i, j;
BLASLONG loop;
volatile FLOAT subbuffer[GEMM_UNROLL_MN * GEMM_UNROLL_MN * COMPSIZE];
FLOAT subbuffer[GEMM_UNROLL_MN * GEMM_UNROLL_MN * COMPSIZE];

if (m + offset < 0) {
#ifndef LOWER
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6 changes: 3 additions & 3 deletions kernel/generic/trmm_lncopy_4.c
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Expand Up @@ -44,9 +44,9 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT *a, BLASLONG lda, BLASLONG posX, BLASLON
BLASLONG i, js;
BLASLONG X;

volatile FLOAT data01, data02, data03, data04, data05, data06, data07, data08;
volatile FLOAT data09, data10, data11, data12, data13, data14, data15, data16;
volatile FLOAT *ao1, *ao2, *ao3, *ao4;
FLOAT data01, data02, data03, data04, data05, data06, data07, data08;
FLOAT data09, data10, data11, data12, data13, data14, data15, data16;
FLOAT *ao1, *ao2, *ao3, *ao4;

js = (n >> 2);

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6 changes: 3 additions & 3 deletions kernel/generic/trmm_ltcopy_4.c
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Expand Up @@ -44,9 +44,9 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT *a, BLASLONG lda, BLASLONG posX, BLASLON
BLASLONG i, js;
BLASLONG X;

volatile FLOAT data01, data02, data03, data04, data05, data06, data07, data08;
volatile FLOAT data09, data10, data11, data12, data13, data14, data15, data16;
volatile FLOAT *ao1, *ao2, *ao3, *ao4;
FLOAT data01, data02, data03, data04, data05, data06, data07, data08;
FLOAT data09, data10, data11, data12, data13, data14, data15, data16;
FLOAT *ao1, *ao2, *ao3, *ao4;

js = (n >> 2);

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6 changes: 3 additions & 3 deletions kernel/generic/trmm_utcopy_4.c
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Expand Up @@ -44,9 +44,9 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT *a, BLASLONG lda, BLASLONG posX, BLASLON
BLASLONG i, js;
BLASLONG X;

volatile FLOAT data01, data02, data03, data04, data05, data06, data07, data08;
volatile FLOAT data09, data10, data11, data12, data13, data14, data15, data16;
volatile FLOAT *ao1, *ao2, *ao3, *ao4;
FLOAT data01, data02, data03, data04, data05, data06, data07, data08;
FLOAT data09, data10, data11, data12, data13, data14, data15, data16;
FLOAT *ao1, *ao2, *ao3, *ao4;

js = (n >> 2);

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