RISC-V: Add Zalrsc and Zaamo testsuite support

Convert testsuite infrastructure to use Zalrsc and Zaamo rather than A.

gcc/ChangeLog:

	* doc/sourcebuild.texi: Add docs for atomic extension testsuite infra.

gcc/testsuite/ChangeLog:

	* gcc.target/riscv/amo-table-a-6-amo-add-1.c: Use Zaamo rather than A.
	* gcc.target/riscv/amo-table-a-6-amo-add-2.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-amo-add-3.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-amo-add-4.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-amo-add-5.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-compare-exchange-1.c: Use Zalrsc rather
	than A.
	* gcc.target/riscv/amo-table-a-6-compare-exchange-2.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-compare-exchange-3.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-compare-exchange-4.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-compare-exchange-5.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-compare-exchange-6.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-compare-exchange-7.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-subword-amo-add-1.c: Use Zaamo rather
	than A.
	* gcc.target/riscv/amo-table-a-6-subword-amo-add-2.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-subword-amo-add-3.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-subword-amo-add-4.c: Ditto.
	* gcc.target/riscv/amo-table-a-6-subword-amo-add-5.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-amo-add-1.c: Add Zaamo option.
	* gcc.target/riscv/amo-table-ztso-amo-add-2.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-amo-add-3.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-amo-add-4.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-amo-add-5.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-compare-exchange-1.c: Use Zalrsc rather
	than A.
	* gcc.target/riscv/amo-table-ztso-compare-exchange-2.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-compare-exchange-3.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-compare-exchange-4.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-compare-exchange-5.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-compare-exchange-6.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-compare-exchange-7.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-subword-amo-add-1.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-subword-amo-add-2.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-subword-amo-add-3.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-subword-amo-add-4.c: Ditto.
	* gcc.target/riscv/amo-table-ztso-subword-amo-add-5.c: Ditto.
	* lib/target-supports.exp: Add testsuite infrastructure support for
	Zaamo and Zalrsc.

Signed-off-by: Patrick O'Neill <patrick@rivosinc.com>

1 files changed, 14 insertions, 2 deletions

diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi
index e997dbe..e37fb85 100644
--- a/gcc/doc/sourcebuild.texi
+++ b/gcc/doc/sourcebuild.texi
@@ -2513,8 +2513,17 @@ Test system has an integer register width of 32 bits.
 @item rv64
 Test system has an integer register width of 64 bits.
 
-@item cv_bi
-Test system has support for the CORE-V BI extension.
+@item riscv_a
+Test target architecture has support for the A extension.
+
+@item riscv_zaamo
+Test target architecture has support for the zaamo extension.
+
+@item riscv_zlrsc
+Test target architecture has support for the zalrsc extension.
+
+@item riscv_ztso
+Test target architecture has support for the ztso extension.
 
 @end table
 
@@ -2534,6 +2543,9 @@ Test system has support for the CORE-V ELW extension.
 @item cv_simd
 Test system has support for the CORE-V SIMD extension.
 
+@item cv_bi
+Test system has support for the CORE-V BI extension.
+
 @end table
 
 @subsubsection Other hardware attributes