[PATCH 2/5] selftests/powerpc: Standardise TM calls

Rashmica Gupta rashmicy at gmail.com
Wed Dec 23 16:49:51 AEDT 2015


Currently tbegin, tend etc are written as opcodes or asm instructions. So
standardise these to asm instructions.

Signed-off-by: Rashmica Gupta <rashmicy at gmail.com>
---
 tools/testing/selftests/powerpc/tm/tm-resched-dscr.c | 16 +++++-----------
 tools/testing/selftests/powerpc/tm/tm-signal-stack.c |  4 ++--
 2 files changed, 7 insertions(+), 13 deletions(-)

diff --git a/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c b/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c
index 8fde93d6021f..d9c49f41515e 100644
--- a/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c
+++ b/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c
@@ -31,12 +31,6 @@
 #include "utils.h"
 #include "tm.h"
 
-#define TBEGIN          ".long 0x7C00051D ;"
-#define TEND            ".long 0x7C00055D ;"
-#define TCHECK          ".long 0x7C00059C ;"
-#define TSUSPEND        ".long 0x7C0005DD ;"
-#define TRESUME         ".long 0x7C2005DD ;"
-#define SPRN_TEXASR     0x82
 #define SPRN_DSCR       0x03
 
 int test_body(void)
@@ -55,13 +49,13 @@ int test_body(void)
 			"mtspr   %[sprn_dscr], 3;"
 
 			/* start and suspend a transaction */
-			TBEGIN
+			"tbegin.;"
 			"beq     1f;"
-			TSUSPEND
+			"tsuspend.;"
 
 			/* hard loop until the transaction becomes doomed */
 			"2: ;"
-			TCHECK
+			"tcheck 0;"
 			"bc      4, 0, 2b;"
 
 			/* record DSCR and TEXASR */
@@ -70,8 +64,8 @@ int test_body(void)
 			"mfspr   3, %[sprn_texasr];"
 			"std     3, %[texasr];"
 
-			TRESUME
-			TEND
+			"tresume.;"
+			"tend.;"
 			"li      %[rv], 0;"
 			"1: ;"
 			: [rv]"=r"(rv), [dscr2]"=m"(dscr2), [texasr]"=m"(texasr)
diff --git a/tools/testing/selftests/powerpc/tm/tm-signal-stack.c b/tools/testing/selftests/powerpc/tm/tm-signal-stack.c
index e44a238c1d77..1f0eb567438d 100644
--- a/tools/testing/selftests/powerpc/tm/tm-signal-stack.c
+++ b/tools/testing/selftests/powerpc/tm/tm-signal-stack.c
@@ -60,9 +60,9 @@ int tm_signal_stack()
 		exit(1);
 	asm volatile("li 1, 0 ;"		/* stack ptr == NULL */
 		     "1:"
-		     ".long 0x7C00051D ;"	/* tbegin */
+		     "tbegin.;"
 		     "beq 1b ;"			/* retry forever */
-		     ".long 0x7C0005DD ; ;"	/* tsuspend */
+		     "tsuspend.;"
 		     "ld 2, 0(1) ;"		/* trigger segv" */
 		     : : : "memory");
 
-- 
2.5.0



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