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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: alex.bennee@linaro.org, Ilya Leoshkevich <iii@linux.ibm.com>
Subject: [PATCH v5 21/36] tests/tcg/s390x: Add div.c
Date: Wed, 25 Jan 2023 18:38:09 -1000	[thread overview]
Message-ID: <20230126043824.54819-22-richard.henderson@linaro.org> (raw)
In-Reply-To: <20230126043824.54819-1-richard.henderson@linaro.org>

From: Ilya Leoshkevich <iii@linux.ibm.com>

Add a basic test to prevent regressions.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20221101111300.2539919-1-iii@linux.ibm.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tests/tcg/s390x/div.c           | 40 +++++++++++++++++++++++++++++++++
 tests/tcg/s390x/Makefile.target |  1 +
 2 files changed, 41 insertions(+)
 create mode 100644 tests/tcg/s390x/div.c

diff --git a/tests/tcg/s390x/div.c b/tests/tcg/s390x/div.c
new file mode 100644
index 0000000000..5807295614
--- /dev/null
+++ b/tests/tcg/s390x/div.c
@@ -0,0 +1,40 @@
+#include <assert.h>
+#include <stdint.h>
+
+static void test_dr(void)
+{
+    register int32_t r0 asm("r0") = -1;
+    register int32_t r1 asm("r1") = -4241;
+    int32_t b = 101, q, r;
+
+    asm("dr %[r0],%[b]"
+        : [r0] "+r" (r0), [r1] "+r" (r1)
+        : [b] "r" (b)
+        : "cc");
+    q = r1;
+    r = r0;
+    assert(q == -41);
+    assert(r == -100);
+}
+
+static void test_dlr(void)
+{
+    register uint32_t r0 asm("r0") = 0;
+    register uint32_t r1 asm("r1") = 4243;
+    uint32_t b = 101, q, r;
+
+    asm("dlr %[r0],%[b]"
+        : [r0] "+r" (r0), [r1] "+r" (r1)
+        : [b] "r" (b)
+        : "cc");
+    q = r1;
+    r = r0;
+    assert(q == 42);
+    assert(r == 1);
+}
+
+int main(void)
+{
+    test_dr();
+    test_dlr();
+}
diff --git a/tests/tcg/s390x/Makefile.target b/tests/tcg/s390x/Makefile.target
index 07fcc6d0ce..ab7a3bcfb2 100644
--- a/tests/tcg/s390x/Makefile.target
+++ b/tests/tcg/s390x/Makefile.target
@@ -24,6 +24,7 @@ TESTS+=trap
 TESTS+=signals-s390x
 TESTS+=branch-relative-long
 TESTS+=noexec
+TESTS+=div
 
 Z13_TESTS=vistr
 $(Z13_TESTS): CFLAGS+=-march=z13 -O2
-- 
2.34.1



  parent reply	other threads:[~2023-01-26  4:42 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-26  4:37 [PATCH v5 00/36] tcg: Support for Int128 with helpers Richard Henderson
2023-01-26  4:37 ` [PATCH v5 01/36] tcg: Define TCG_TYPE_I128 and related helper macros Richard Henderson
2023-01-26  4:37 ` [PATCH v5 02/36] tcg: Handle dh_typecode_i128 with TCG_CALL_{RET, ARG}_NORMAL Richard Henderson
2023-01-26  4:37 ` [PATCH v5 03/36] tcg: Allocate objects contiguously in temp_allocate_frame Richard Henderson
2023-01-26 17:12   ` Alex Bennée
2023-01-26 19:48     ` Richard Henderson
2023-01-26  4:37 ` [PATCH v5 04/36] tcg: Introduce tcg_out_addi_ptr Richard Henderson
2023-01-26  4:37 ` [PATCH v5 05/36] tcg: Add TCG_CALL_{RET,ARG}_BY_REF Richard Henderson
2023-01-27 10:40   ` Alex Bennée
2023-01-27 18:48     ` Richard Henderson
2023-01-26  4:37 ` [PATCH v5 06/36] tcg: Introduce tcg_target_call_oarg_reg Richard Henderson
2023-01-26  4:37 ` [PATCH v5 07/36] tcg: Add TCG_CALL_RET_BY_VEC Richard Henderson
2023-01-26  4:37 ` [PATCH v5 08/36] include/qemu/int128: Use Int128 structure for TCI Richard Henderson
2023-01-27 13:51   ` Alex Bennée
2023-01-26  4:37 ` [PATCH v5 09/36] tcg/i386: Add TCG_TARGET_CALL_{RET,ARG}_I128 Richard Henderson
2023-01-27 13:52   ` Alex Bennée
2023-01-26  4:37 ` [PATCH v5 10/36] tcg/tci: Fix big-endian return register ordering Richard Henderson
2023-01-27 13:53   ` Alex Bennée
2023-01-26  4:37 ` [PATCH v5 11/36] tcg/tci: Add TCG_TARGET_CALL_{RET,ARG}_I128 Richard Henderson
2023-01-27 14:00   ` Alex Bennée
2023-01-27 18:55     ` Richard Henderson
2023-01-26  4:38 ` [PATCH v5 12/36] tcg: " Richard Henderson
2023-01-27 17:04   ` Alex Bennée
2023-01-26  4:38 ` [PATCH v5 13/36] tcg: Add temp allocation for TCGv_i128 Richard Henderson
2023-01-27 17:08   ` Alex Bennée
2023-01-27 18:56     ` Richard Henderson
2023-01-26  4:38 ` [PATCH v5 14/36] tcg: Add basic data movement " Richard Henderson
2023-01-27 18:23   ` Alex Bennée
2023-01-26  4:38 ` [PATCH v5 15/36] tcg: Add guest load/store primitives " Richard Henderson
2023-01-26  4:38 ` [PATCH v5 16/36] tcg: Add tcg_gen_{non}atomic_cmpxchg_i128 Richard Henderson
2023-01-27  0:45   ` Philippe Mathieu-Daudé
2023-01-27  6:39     ` Richard Henderson
2023-01-27 23:49       ` Philippe Mathieu-Daudé
2023-01-26  4:38 ` [PATCH v5 17/36] tcg: Split out tcg_gen_nonatomic_cmpxchg_i{32,64} Richard Henderson
2023-01-27  0:53   ` Philippe Mathieu-Daudé
2023-01-27  6:44     ` Richard Henderson
2023-01-26  4:38 ` [PATCH v5 18/36] target/arm: Use tcg_gen_atomic_cmpxchg_i128 for STXP Richard Henderson
2023-01-26  4:38 ` [PATCH v5 19/36] target/arm: Use tcg_gen_atomic_cmpxchg_i128 for CASP Richard Henderson
2023-01-26  4:38 ` [PATCH v5 20/36] target/ppc: Use tcg_gen_atomic_cmpxchg_i128 for STQCX Richard Henderson
2023-01-26  4:38 ` Richard Henderson [this message]
2023-01-26  4:38 ` [PATCH v5 22/36] tests/tcg/s390x: Add clst.c Richard Henderson
2023-01-26  4:38 ` [PATCH v5 23/36] tests/tcg/s390x: Add long-double.c Richard Henderson
2023-01-26  4:38 ` [PATCH v5 24/36] target/s390x: Use a single return for helper_divs32/u32 Richard Henderson
2023-01-26  9:58   ` David Hildenbrand
2023-01-27  0:57   ` Philippe Mathieu-Daudé
2023-01-26  4:38 ` [PATCH v5 25/36] target/s390x: Use a single return for helper_divs64/u64 Richard Henderson
2023-01-26  4:38 ` [PATCH v5 26/36] target/s390x: Use Int128 for return from CLST Richard Henderson
2023-01-26  4:38 ` [PATCH v5 27/36] target/s390x: Use Int128 for return from CKSM Richard Henderson
2023-01-26  4:38 ` [PATCH v5 28/36] target/s390x: Use Int128 for return from TRE Richard Henderson
2023-01-26  4:38 ` [PATCH v5 29/36] target/s390x: Copy wout_x1 to wout_x1_P Richard Henderson
2023-01-26  4:38 ` [PATCH v5 30/36] target/s390x: Use Int128 for returning float128 Richard Henderson
2023-01-26 10:06   ` David Hildenbrand
2023-01-26  4:38 ` [PATCH v5 31/36] target/s390x: Use Int128 for passing float128 Richard Henderson
2023-01-26 11:19   ` David Hildenbrand
2023-01-26  4:38 ` [PATCH v5 32/36] target/s390x: Use tcg_gen_atomic_cmpxchg_i128 for CDSG Richard Henderson
2023-01-26 11:27   ` David Hildenbrand
2023-01-26 21:01     ` Richard Henderson
2023-01-27 16:09       ` David Hildenbrand
2023-01-26  4:38 ` [PATCH v5 33/36] target/s390x: Implement CC_OP_NZ in gen_op_calc_cc Richard Henderson
2023-01-26 11:25   ` David Hildenbrand
2023-01-26  4:38 ` [PATCH v5 34/36] target/i386: Split out gen_cmpxchg8b, gen_cmpxchg16b Richard Henderson
2023-01-26  4:38 ` [PATCH v5 35/36] target/i386: Inline cmpxchg8b Richard Henderson
2023-01-26  4:38 ` [PATCH v5 36/36] target/i386: Inline cmpxchg16b Richard Henderson

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