On 5/8/20 6:51 PM, Segher Boessenkool wrote:
On Fri, May 08, 2020 at 08:17:18AM -0500, Bill Schmidt wrote:
From: Kelvin Nilsen <kel...@gcc.gnu.org>
Add support for new scalar instructions for counting leading or
trailing zeros under control of a bitmask.
Bootstrapped and tested on powerpc64le-unknown-linux-gnu with no
regressions. Is this okay for master?
Ooh, I found problems!
Thanks for catching these! Okay with them fixed?
Thanks,
Bill
* config/rs6000/rs6000-builtin.def (__builtin_cntlzdm): New
built-in function definition.
(__builtin_cnttzdm): Likewise.,
Stray comma.
+(define_insn "cntlzdm"
+ [(set (match_operand:DI 0 "gpc_reg_operand" "=r")
+ (unspec:DI [(match_operand:DI 1 "gpc_reg_operand" "r")
+ (match_operand:DI 2 "gpc_reg_operand" "r")]
+ UNSPEC_CNTLZDM))]
+ "TARGET_FUTURE && TARGET_64BIT"
+ "cntlzdm %0,%1,%2"
+ [(set_attr "type" "integer")])
TARGET_POWERPC64.
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/cntlzdm-0.c
@@ -0,0 +1,57 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target lp64 } */
And powerpc64 here as well then.
Not sure if this is a bigger problem than the comma thing though.
Segher
