Merge tag 'pull-ppc-20230505' of https://gitlab.com/danielhb/qemu into staging

ppc patch queue for 2023-05-05:

This queue includes fixes for ppc and spapr emulation, a build fix for
the pseries machine and a new reviewer for ppc/spapr.

We're also carrying a Coverity fix for the sm501 display.

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# gpg: Signature made Fri 05 May 2023 05:26:00 PM BST
# gpg:                using EDDSA key 17EBFF9923D01800AF2838193CD9CA96DE033164
# gpg:                issuer "danielhb413@gmail.com"
# gpg: Good signature from "Daniel Henrique Barboza <danielhb413@gmail.com>" [unknown]
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* tag 'pull-ppc-20230505' of https://gitlab.com/danielhb/qemu:
  hw/ppc/Kconfig: NVDIMM is a hard requirement for the pseries machine
  tests: tcg: ppc64: Add tests for Vector Extract Mask Instructions
  tcg: ppc64: Fix mask generation for vextractdm
  MAINTAINERS: Adding myself in the list for ppc/spapr
  ppc: spapr: cleanup cr get/set with helpers.
  hw/display/sm501: Remove unneeded increment from loop

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

2 files changed, 55 insertions, 1 deletions

diff --git a/tests/tcg/ppc64/Makefile.target b/tests/tcg/ppc64/Makefile.target
index 6d47d3cae6..b084963b9a 100644
--- a/tests/tcg/ppc64/Makefile.target
+++ b/tests/tcg/ppc64/Makefile.target
@@ -20,7 +20,7 @@ PPC64_TESTS += mtfsf
 PPC64_TESTS += mffsce
 
 ifneq ($(CROSS_CC_HAS_POWER10),)
-PPC64_TESTS += byte_reverse sha512-vector
+PPC64_TESTS += byte_reverse sha512-vector vector
 endif
 byte_reverse: CFLAGS += -mcpu=power10
 run-byte_reverse: QEMU_OPTS+=-cpu POWER10
@@ -31,6 +31,9 @@ sha512-vector: sha512.c
 
 run-sha512-vector: QEMU_OPTS+=-cpu POWER10
 
+vector: CFLAGS += -mcpu=power10 -I$(SRC_PATH)/include
+run-vector: QEMU_OPTS += -cpu POWER10
+
 PPC64_TESTS += signal_save_restore_xer
 PPC64_TESTS += xxspltw
 
diff --git a/tests/tcg/ppc64/vector.c b/tests/tcg/ppc64/vector.c
new file mode 100644
index 0000000000..cbf4ae9332
--- /dev/null
+++ b/tests/tcg/ppc64/vector.c
@@ -0,0 +1,51 @@
+#include <assert.h>
+#include <stdint.h>
+#include "qemu/compiler.h"
+
+int main(void)
+{
+    unsigned int result_wi;
+    vector unsigned char vbc_bi_src = { 0xFF, 0xFF, 0, 0xFF, 0xFF, 0xFF,
+                                        0xFF, 0xFF, 0xFF, 0xFF, 0, 0, 0,
+                                        0, 0xFF, 0xFF};
+    vector unsigned short vbc_hi_src = { 0xFFFF, 0, 0, 0xFFFF,
+                                         0, 0, 0xFFFF, 0xFFFF};
+    vector unsigned int vbc_wi_src = {0, 0, 0xFFFFFFFF, 0xFFFFFFFF};
+    vector unsigned long long vbc_di_src = {0xFFFFFFFFFFFFFFFF, 0};
+    vector __uint128_t vbc_qi_src;
+
+    asm("vextractbm %0, %1" : "=r" (result_wi) : "v" (vbc_bi_src));
+#if HOST_BIG_ENDIAN
+    assert(result_wi == 0b1101111111000011);
+#else
+    assert(result_wi == 0b1100001111111011);
+#endif
+
+    asm("vextracthm %0, %1" : "=r" (result_wi) : "v" (vbc_hi_src));
+#if HOST_BIG_ENDIAN
+    assert(result_wi == 0b10010011);
+#else
+    assert(result_wi == 0b11001001);
+#endif
+
+    asm("vextractwm %0, %1" : "=r" (result_wi) : "v" (vbc_wi_src));
+#if HOST_BIG_ENDIAN
+    assert(result_wi == 0b0011);
+#else
+    assert(result_wi == 0b1100);
+#endif
+
+    asm("vextractdm %0, %1" : "=r" (result_wi) : "v" (vbc_di_src));
+#if HOST_BIG_ENDIAN
+    assert(result_wi == 0b10);
+#else
+    assert(result_wi == 0b01);
+#endif
+
+    vbc_qi_src[0] = 0x1;
+    vbc_qi_src[0] = vbc_qi_src[0] << 127;
+    asm("vextractqm %0, %1" : "=r" (result_wi) : "v" (vbc_qi_src));
+    assert(result_wi == 0b1);
+
+    return 0;
+}