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authorRichard Henderson <richard.henderson@linaro.org>2024-07-03 11:26:36 -0700
committerRichard Henderson <richard.henderson@linaro.org>2024-07-03 11:26:36 -0700
commit7914bda497f07965f15a91905cd7ed9eaf1c1092 (patch)
tree5fa628f0ef9058329769386c35d3edd4b00dacb6 /tests
parent727f4a780033bd29e63de4443e0461af05c93eaa (diff)
parenta71d9dfbf63db42d6e6ae87fc112d1f5502183bd (diff)
downloadfocaccia-qemu-7914bda497f07965f15a91905cd7ed9eaf1c1092.tar.gz
focaccia-qemu-7914bda497f07965f15a91905cd7ed9eaf1c1092.zip
Merge tag 'pull-tcg-20240703' of https://gitlab.com/rth7680/qemu into staging
util: cpuinfo portability fixes for FreeBSD and OpenBSD
util: cpuinfo for riscv host
tcg/optimize: Fix TCG_COND_TST* simplification of setcond2

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* tag 'pull-tcg-20240703' of https://gitlab.com/rth7680/qemu:
  tcg/optimize: Fix TCG_COND_TST* simplification of setcond2
  util/cpuinfo-riscv: Use linux __riscv_hwprobe syscall
  util/cpuinfo-riscv: Support OpenBSD signal frame
  util/cpuinfo-riscv: Support host/cpuinfo.h for riscv
  util/cpuinfo-aarch64: Add OpenBSD support
  util/cpuinfo-ppc: Add FreeBSD support
  util/cpuinfo-ppc: Fix building on OpenBSD

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tests')
-rw-r--r--tests/tcg/x86_64/Makefile.target2
-rw-r--r--tests/tcg/x86_64/test-2413.c30
2 files changed, 32 insertions, 0 deletions
diff --git a/tests/tcg/x86_64/Makefile.target b/tests/tcg/x86_64/Makefile.target
index 5fedf22117..eda9bd7396 100644
--- a/tests/tcg/x86_64/Makefile.target
+++ b/tests/tcg/x86_64/Makefile.target
@@ -8,6 +8,8 @@
 
 include $(SRC_PATH)/tests/tcg/i386/Makefile.target
 
+X86_64_TESTS += test-2413
+
 ifeq ($(filter %-linux-user, $(TARGET)),$(TARGET))
 X86_64_TESTS += vsyscall
 X86_64_TESTS += noexec
diff --git a/tests/tcg/x86_64/test-2413.c b/tests/tcg/x86_64/test-2413.c
new file mode 100644
index 0000000000..456e5332fc
--- /dev/null
+++ b/tests/tcg/x86_64/test-2413.c
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* Copyright 2024 Linaro, Ltd. */
+/* See https://gitlab.com/qemu-project/qemu/-/issues/2413 */
+
+#include <assert.h>
+
+void test(unsigned long *a, unsigned long *d, unsigned long c)
+{
+    asm("xorl %%eax, %%eax\n\t"
+        "xorl %%edx, %%edx\n\t"
+        "testb $0x20, %%cl\n\t"
+        "sete %%al\n\t"
+        "setne %%dl\n\t"
+        "shll %%cl, %%eax\n\t"
+        "shll %%cl, %%edx\n\t"
+        : "=a"(*a), "=d"(*d)
+        : "c"(c));
+}
+
+int main(void)
+{
+    unsigned long a, c, d;
+
+    for (c = 0; c < 64; c++) {
+        test(&a, &d, c);
+        assert(a == (c & 0x20 ? 0 : 1u << (c & 0x1f)));
+        assert(d == (c & 0x20 ? 1u << (c & 0x1f) : 0));
+    }
+    return 0;
+}