diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-fence.c b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-fence.c
index 5b9400f7da8..6803bf92aa3 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-fence.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-fence.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that fence mappings match Table A.6's recommended mapping.  */
+/* Verify that fence mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-acquire.c b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-acquire.c
index f9871b92c0b..93a0c68ae8a 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-acquire.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-acquire.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that load mappings match Table A.6's recommended mapping.  */
+/* Verify that load mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-relaxed.c
index 7b99db06d75..2403d53c131 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-relaxed.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that load mappings match Table A.6's recommended mapping.  */
+/* Verify that load mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-seq-cst.c b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-seq-cst.c
index 35f196c23c0..31b35cf9f6a 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-seq-cst.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-load-seq-cst.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that load mappings match Table A.6's recommended mapping.  */
+/* Verify that load mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-compat-seq-cst.c b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-compat-seq-cst.c
index 43880b9734a..45c9abb1425 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-compat-seq-cst.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-compat-seq-cst.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */
-/* Verify that store mapping are compatible with Table A.6 & A.7.  */
+/* Verify that store mappings match the PSABI doc's recommended compatibility
+   mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-relaxed.c
index eb67d1968e0..4b321b2b75f 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-relaxed.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that store mappings match Table A.6's recommended mapping.  */
+/* Verify that store mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-release.c b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-release.c
index 25a998b86eb..a2a617c4d15 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-release.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-rvwmo-store-release.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that store mappings match Table A.6's recommended mapping.  */
+/* Verify that store mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-fence.c b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-fence.c
index 37daeda8354..153f6ef8a3d 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-fence.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-fence.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that fence mappings match the Ztso suggested mapping.  */
+/* Verify that fence mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-acquire.c b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-acquire.c
index 4e94191812b..76a12059f39 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-acquire.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-acquire.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that load mappings match the Ztso suggested mapping.  */
+/* Verify that load mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-relaxed.c
index ef5dee6ee60..c4ee56e2cc0 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-relaxed.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that load mappings match the Ztso suggested mapping.  */
+/* Verify that load mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-seq-cst.c b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-seq-cst.c
index 93cd8bb909c..7163311433c 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-seq-cst.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-load-seq-cst.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that load mappings match the Ztso suggested mapping.  */
+/* Verify that load mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-compat-seq-cst.c b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-compat-seq-cst.c
index e32cfb1a3cb..2f4c9124aaf 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-compat-seq-cst.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-compat-seq-cst.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */
-/* Verify that store mappings match the Ztso suggested mapping.  */
+/* Verify that store mappings match the PSABI doc's recommended compatibility
+   mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-relaxed.c
index 2f46470ae15..d469bf348d9 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-relaxed.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that store mappings match the Ztso suggested mapping.  */
+/* Verify that store mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-release.c b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-release.c
index dd2db3a7878..3a275740401 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-release.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/a-ztso-store-release.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that store mappings match the Ztso suggested mapping.  */
+/* Verify that store mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-skip-if "" { *-*-* } { "-g" "-flto"} } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zaamo-rvwmo-amo-add-int.c b/gcc/testsuite/gcc.target/riscv/amo/zaamo-rvwmo-amo-add-int.c
index 22187243314..ca40a49f9b5 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zaamo-rvwmo-amo-add-int.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zaamo-rvwmo-amo-add-int.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that atomic op mappings match Table A.6's recommended mapping.  */
+/* Verify that atomic op mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_zaamo } */
 /* { dg-remove-options riscv_ztso } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zaamo-ztso-amo-add-int.c b/gcc/testsuite/gcc.target/riscv/amo/zaamo-ztso-amo-add-int.c
index 8cfd601f12a..8ebdc61992e 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zaamo-ztso-amo-add-int.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zaamo-ztso-amo-add-int.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that atomic op mappings match Table A.6's recommended mapping.  */
+/* Verify that atomic op mappings match the PSABI doc's recommended mapping.  */
 /* { dg-options "-O3" } */
 /* { dg-add-options riscv_zaamo } */
 /* { dg-add-options riscv_ztso } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-acquire-release.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-acquire-release.c
index 0cbc89c617c..49eeda9cb33 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-acquire-release.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-acquire-release.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match Table A.6's recommended mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* Mixed mappings need to be unioned.  */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-acquire.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-acquire.c
index 70107c40a53..b9e3adece8d 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-acquire.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-acquire.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match Table A.6's recommended mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-consume.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-consume.c
index b3cffad005d..11839d84f14 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-consume.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-consume.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match Table A.6's recommended mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-relaxed.c
index fd8a8bfe9c6..852ec99df76 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-relaxed.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match Table A.6's recommended mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-release.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-release.c
index faab1ab728c..9c51a082d0b 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-release.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-release.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match Table A.6's recommended mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-seq-cst-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-seq-cst-relaxed.c
index 957aa3c0afd..d985e2cef8b 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-seq-cst-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-seq-cst-relaxed.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match Table A.6's recommended mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
+/* Mixed mappings need to be unioned.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-seq-cst.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-seq-cst.c
index a1435a07a21..6efd232ce21 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-seq-cst.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-compare-exchange-int-seq-cst.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match Table A.6's recommended mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-acq-rel.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-acq-rel.c
index 3f5fa20c87c..2c2df133a28 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-acq-rel.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-acq-rel.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match Table A.6's recommended mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-acquire.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-acquire.c
index 782ffcb0a70..abfbf63902c 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-acquire.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-acquire.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match Table A.6's recommended mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aq\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-relaxed.c
index 50009f021dc..1f61c89da88 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-relaxed.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match Table A.6's recommended mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-release.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-release.c
index 76ec8a81d1f..343503ce79c 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-release.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-release.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match Table A.6's recommended mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-seq-cst.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-seq-cst.c
index 7417a67f692..045434b2579 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-seq-cst.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-rvwmo-subword-amo-add-char-seq-cst.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match Table A.6's recommended mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-remove-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-acquire-release.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-acquire-release.c
index 7da3b1dce48..9761a955ede 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-acquire-release.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-acquire-release.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match the Ztso suggested mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
+/* Mixed mappings need to be unioned.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-acquire.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-acquire.c
index 0a443b461f3..3303f8021e1 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-acquire.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-acquire.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match the Ztso suggested mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-consume.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-consume.c
index 20e325f2e7c..7474e832bb1 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-consume.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-consume.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match the Ztso suggested mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-relaxed.c
index 46a9f0c918a..e43193820f2 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-relaxed.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match the Ztso suggested mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-release.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-release.c
index 35e01cdc8be..a0d5872e1bd 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-release.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-release.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match the Ztso suggested mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-seq-cst-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-seq-cst-relaxed.c
index 53f6e6ace0b..fc464ab1ff5 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-seq-cst-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-seq-cst-relaxed.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match the Ztso suggested mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
+/* Mixed mappings need to be unioned.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-seq-cst.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-seq-cst.c
index cd884931bdf..152806cfde3 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-seq-cst.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-compare-exchange-int-seq-cst.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that compare exchange mappings match the Ztso suggested mapping.  */
+/* Verify that compare exchange mappings match the PSABI doc's recommended mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-acq-rel.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-acq-rel.c
index a88e409063a..f64b10a076a 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-acq-rel.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-acq-rel.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match the Ztso suggested mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's suggested mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-acquire.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-acquire.c
index 8d28569c79c..5d743f0ab83 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-acquire.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-acquire.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match the Ztso suggested mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's suggested mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-relaxed.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-relaxed.c
index a44d6980ece..3e7dda9c8c4 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-relaxed.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-relaxed.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match the Ztso suggested mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's suggested mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-release.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-release.c
index fb803ab9cbf..ffd832eef78 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-release.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-release.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match the Ztso suggested mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's suggested mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w\t" 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-seq-cst.c b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-seq-cst.c
index d851e5e5944..e9ea3f5ff3b 100644
--- a/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-seq-cst.c
+++ b/gcc/testsuite/gcc.target/riscv/amo/zalrsc-ztso-subword-amo-add-char-seq-cst.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* Verify that subword atomic op mappings match the Ztso suggested mapping.  */
+/* Verify that subword atomic op mappings match the PSABI doc's suggested mapping.  */
 /* { dg-add-options riscv_zalrsc } */
 /* { dg-add-options riscv_ztso } */
 /* { dg-final { scan-assembler-times "lr.w.aqrl\t" 1 } } */
