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* [gcc r14-408] RISC-V: Table A.6 conformance tests
@ 2023-05-02 20:11 Patrick O'Neill
0 siblings, 0 replies; only message in thread
From: Patrick O'Neill @ 2023-05-02 20:11 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:bc24c51c0ccd64617864897ad071c98004ffc0a4
commit r14-408-gbc24c51c0ccd64617864897ad071c98004ffc0a4
Author: Patrick O'Neill <patrick@rivosinc.com>
Date: Fri Apr 7 13:13:21 2023 -0700
RISC-V: Table A.6 conformance tests
These tests cover basic cases to ensure the atomic mappings follow the
strengthened Table A.6 mappings that are compatible with Table A.7.
2023-04-27 Patrick O'Neill <patrick@rivosinc.com>
gcc/testsuite/ChangeLog:
* gcc.target/riscv/amo-table-a-6-amo-add-1.c: New test.
* gcc.target/riscv/amo-table-a-6-amo-add-2.c: New test.
* gcc.target/riscv/amo-table-a-6-amo-add-3.c: New test.
* gcc.target/riscv/amo-table-a-6-amo-add-4.c: New test.
* gcc.target/riscv/amo-table-a-6-amo-add-5.c: New test.
* gcc.target/riscv/amo-table-a-6-compare-exchange-1.c: New test.
* gcc.target/riscv/amo-table-a-6-compare-exchange-2.c: New test.
* gcc.target/riscv/amo-table-a-6-compare-exchange-3.c: New test.
* gcc.target/riscv/amo-table-a-6-compare-exchange-4.c: New test.
* gcc.target/riscv/amo-table-a-6-compare-exchange-5.c: New test.
* gcc.target/riscv/amo-table-a-6-compare-exchange-6.c: New test.
* gcc.target/riscv/amo-table-a-6-compare-exchange-7.c: New test.
* gcc.target/riscv/amo-table-a-6-fence-1.c: New test.
* gcc.target/riscv/amo-table-a-6-fence-2.c: New test.
* gcc.target/riscv/amo-table-a-6-fence-3.c: New test.
* gcc.target/riscv/amo-table-a-6-fence-4.c: New test.
* gcc.target/riscv/amo-table-a-6-fence-5.c: New test.
* gcc.target/riscv/amo-table-a-6-load-1.c: New test.
* gcc.target/riscv/amo-table-a-6-load-2.c: New test.
* gcc.target/riscv/amo-table-a-6-load-3.c: New test.
* gcc.target/riscv/amo-table-a-6-store-1.c: New test.
* gcc.target/riscv/amo-table-a-6-store-2.c: New test.
* gcc.target/riscv/amo-table-a-6-store-compat-3.c: New test.
* gcc.target/riscv/amo-table-a-6-subword-amo-add-1.c: New test.
* gcc.target/riscv/amo-table-a-6-subword-amo-add-2.c: New test.
* gcc.target/riscv/amo-table-a-6-subword-amo-add-3.c: New test.
* gcc.target/riscv/amo-table-a-6-subword-amo-add-4.c: New test.
* gcc.target/riscv/amo-table-a-6-subword-amo-add-5.c: New test.
Signed-off-by: Patrick O'Neill <patrick@rivosinc.com>
Diff:
---
.../gcc.target/riscv/amo-table-a-6-amo-add-1.c | 15 +++++++++++++++
.../gcc.target/riscv/amo-table-a-6-amo-add-2.c | 15 +++++++++++++++
.../gcc.target/riscv/amo-table-a-6-amo-add-3.c | 15 +++++++++++++++
.../gcc.target/riscv/amo-table-a-6-amo-add-4.c | 15 +++++++++++++++
.../gcc.target/riscv/amo-table-a-6-amo-add-5.c | 15 +++++++++++++++
.../riscv/amo-table-a-6-compare-exchange-1.c | 9 +++++++++
.../riscv/amo-table-a-6-compare-exchange-2.c | 9 +++++++++
.../riscv/amo-table-a-6-compare-exchange-3.c | 9 +++++++++
.../riscv/amo-table-a-6-compare-exchange-4.c | 9 +++++++++
.../riscv/amo-table-a-6-compare-exchange-5.c | 9 +++++++++
.../riscv/amo-table-a-6-compare-exchange-6.c | 10 ++++++++++
.../riscv/amo-table-a-6-compare-exchange-7.c | 9 +++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-1.c | 14 ++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-2.c | 15 +++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-3.c | 15 +++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-4.c | 15 +++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-5.c | 15 +++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-1.c | 16 ++++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-2.c | 17 +++++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-3.c | 18 ++++++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-1.c | 16 ++++++++++++++++
gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-2.c | 17 +++++++++++++++++
.../gcc.target/riscv/amo-table-a-6-store-compat-3.c | 18 ++++++++++++++++++
.../gcc.target/riscv/amo-table-a-6-subword-amo-add-1.c | 9 +++++++++
.../gcc.target/riscv/amo-table-a-6-subword-amo-add-2.c | 9 +++++++++
.../gcc.target/riscv/amo-table-a-6-subword-amo-add-3.c | 9 +++++++++
.../gcc.target/riscv/amo-table-a-6-subword-amo-add-4.c | 9 +++++++++
.../gcc.target/riscv/amo-table-a-6-subword-amo-add-5.c | 9 +++++++++
28 files changed, 360 insertions(+)
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-1.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-1.c
new file mode 100644
index 00000000000..071a33928fe
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-1.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** amoadd\.w\tzero,a1,0\(a0\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_RELAXED);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-2.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-2.c
new file mode 100644
index 00000000000..d6b2d91db2a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-2.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** amoadd\.w\.aq\tzero,a1,0\(a0\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_ACQUIRE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-3.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-3.c
new file mode 100644
index 00000000000..68a69ed8b78
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-3.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** amoadd\.w\.rl\tzero,a1,0\(a0\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_RELEASE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-4.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-4.c
new file mode 100644
index 00000000000..b5cac4c4797
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-4.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** amoadd\.w\.aqrl\tzero,a1,0\(a0\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_ACQ_REL);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-5.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-5.c
new file mode 100644
index 00000000000..268e58cb95f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-amo-add-5.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** amoadd\.w\.aqrl\tzero,a1,0\(a0\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_SEQ_CST);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-1.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-1.c
new file mode 100644
index 00000000000..8349e7a69ac
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-1.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that compare exchange mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w\t" 1 } } */
+
+void foo (int bar, int baz, int qux)
+{
+ __atomic_compare_exchange_n(&bar, &baz, qux, 1, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-2.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-2.c
new file mode 100644
index 00000000000..bf30b298b4b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-2.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that compare exchange mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w\t" 1 } } */
+
+void foo (int bar, int baz, int qux)
+{
+ __atomic_compare_exchange_n(&bar, &baz, qux, 1, __ATOMIC_CONSUME, __ATOMIC_CONSUME);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-3.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-3.c
new file mode 100644
index 00000000000..41444ec95e9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-3.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that compare exchange mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w\t" 1 } } */
+
+void foo (int bar, int baz, int qux)
+{
+ __atomic_compare_exchange_n(&bar, &baz, qux, 1, __ATOMIC_ACQUIRE, __ATOMIC_ACQUIRE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-4.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-4.c
new file mode 100644
index 00000000000..dc2d7bd300d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-4.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that compare exchange mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w.rl\t" 1 } } */
+
+void foo (int bar, int baz, int qux)
+{
+ __atomic_compare_exchange_n(&bar, &baz, qux, 1, __ATOMIC_RELEASE, __ATOMIC_RELAXED);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-5.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-5.c
new file mode 100644
index 00000000000..53246210900
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-5.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that compare exchange mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w.rl\t" 1 } } */
+
+void foo (int bar, int baz, int qux)
+{
+ __atomic_compare_exchange_n(&bar, &baz, qux, 1, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-6.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-6.c
new file mode 100644
index 00000000000..1376ac2a95b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-6.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* Verify that compare exchange mappings match Table A.6's recommended mapping. */
+/* Mixed mappings need to be unioned. */
+/* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w.rl\t" 1 } } */
+
+void foo (int bar, int baz, int qux)
+{
+ __atomic_compare_exchange_n(&bar, &baz, qux, 1, __ATOMIC_RELEASE, __ATOMIC_ACQUIRE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-7.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-7.c
new file mode 100644
index 00000000000..98083cbae08
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-compare-exchange-7.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that compare exchange mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w.rl\t" 1 } } */
+
+void foo (int bar, int baz, int qux)
+{
+ __atomic_compare_exchange_n(&bar, &baz, qux, 1, __ATOMIC_SEQ_CST, __ATOMIC_RELAXED);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-1.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-1.c
new file mode 100644
index 00000000000..bf590489c39
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-1.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* Verify that fence mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** ret
+*/
+void foo()
+{
+ __atomic_thread_fence(__ATOMIC_RELAXED);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-2.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-2.c
new file mode 100644
index 00000000000..9848f8cae31
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-2.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that fence mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** fence\tr,rw
+** ret
+*/
+void foo()
+{
+ __atomic_thread_fence(__ATOMIC_ACQUIRE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-3.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-3.c
new file mode 100644
index 00000000000..3c3ce6e0d18
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-3.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that fence mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** fence\trw,w
+** ret
+*/
+void foo()
+{
+ __atomic_thread_fence(__ATOMIC_RELEASE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-4.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-4.c
new file mode 100644
index 00000000000..12d71717085
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-4.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that fence mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** fence\.tso
+** ret
+*/
+void foo()
+{
+ __atomic_thread_fence(__ATOMIC_ACQ_REL);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-5.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-5.c
new file mode 100644
index 00000000000..9567b604c2c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-fence-5.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* Verify that fence mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** fence\trw,rw
+** ret
+*/
+void foo()
+{
+ __atomic_thread_fence(__ATOMIC_SEQ_CST);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-1.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-1.c
new file mode 100644
index 00000000000..3c79035e46d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-1.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* Verify that load mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** lw\ta[0-9]+,0\(a0\)
+** sw\ta[0-9]+,0\(a1\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_load(bar, baz, __ATOMIC_RELAXED);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-2.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-2.c
new file mode 100644
index 00000000000..7d74841846f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-2.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* Verify that load mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** lw\ta[0-9]+,0\(a0\)
+** fence\tr,rw
+** sw\ta[0-9]+,0\(a1\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_load(bar, baz, __ATOMIC_ACQUIRE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-3.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-3.c
new file mode 100644
index 00000000000..ab95fa660d2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-load-3.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* Verify that load mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** fence\trw,rw
+** lw\ta[0-9]+,0\(a0\)
+** fence\tr,rw
+** sw\ta[0-9]+,0\(a1\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_load(bar, baz, __ATOMIC_SEQ_CST);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-1.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-1.c
new file mode 100644
index 00000000000..d852fddf03d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-1.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* Verify that store mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** lw\ta[0-9]+,0\(a1\)
+** sw\ta[0-9]+,0\(a0\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_store(bar, baz, __ATOMIC_RELAXED);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-2.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-2.c
new file mode 100644
index 00000000000..ccb5e2af7cc
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-2.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* Verify that store mappings match Table A.6's recommended mapping. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** lw\ta[0-9]+,0\(a1\)
+** fence\trw,w
+** sw\ta[0-9]+,0\(a0\)
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_store(bar, baz, __ATOMIC_RELEASE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-compat-3.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-compat-3.c
new file mode 100644
index 00000000000..761889f18cf
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-store-compat-3.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* Verify that store mapping are compatible with Table A.6 & A.7. */
+/* { dg-options "-O3" } */
+/* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
+/* { dg-final { check-function-bodies "**" "" } } */
+
+/*
+** foo:
+** lw\ta[0-9]+,0\(a1\)
+** fence\trw,w
+** sw\ta[0-9]+,0\(a0\)
+** fence\trw,rw
+** ret
+*/
+void foo (int* bar, int* baz)
+{
+ __atomic_store(bar, baz, __ATOMIC_SEQ_CST);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-1.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-1.c
new file mode 100644
index 00000000000..d7d887dd181
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-1.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that subword atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w\t" 1 } } */
+
+void foo (short* bar, short* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_RELAXED);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-2.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-2.c
new file mode 100644
index 00000000000..897bad26ebd
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-2.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that subword atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w\t" 1 } } */
+
+void foo (short* bar, short* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_ACQUIRE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-3.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-3.c
new file mode 100644
index 00000000000..79efca2839a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-3.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that subword atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w.rl\t" 1 } } */
+
+void foo (short* bar, short* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_RELEASE);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-4.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-4.c
new file mode 100644
index 00000000000..772ac1be6eb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-4.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that subword atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w.rl\t" 1 } } */
+
+void foo (short* bar, short* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_ACQ_REL);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-5.c b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-5.c
new file mode 100644
index 00000000000..b0bec66990e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/amo-table-a-6-subword-amo-add-5.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* Verify that subword atomic op mappings match Table A.6's recommended mapping. */
+/* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
+/* { dg-final { scan-assembler-times "sc.w.rl\t" 1 } } */
+
+void foo (short* bar, short* baz)
+{
+ __atomic_add_fetch(bar, baz, __ATOMIC_SEQ_CST);
+}
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