[gcc r12-2333] testsuite: [arm] Remove arm_v8_2a_imm8_neon_ok_nocache

[gcc r12-2333] testsuite: [arm] Remove arm_v8_2a_imm8_neon_ok_nocache

[Christophe Lyon]

https://gcc.gnu.org/g:797358f42fab5ee58a893b68ed18f6ea05eff634

commit r12-2333-g797358f42fab5ee58a893b68ed18f6ea05eff634
Author: Christophe Lyon <christophe.lyon@foss.st.com>
Date:   Thu Jul 15 15:27:46 2021 +0000

    testsuite: [arm] Remove arm_v8_2a_imm8_neon_ok_nocache
    
    This patch removes this recently-introduced effective-target, as it
    looks like a typo and duplicate for arm_v8_2a_i8mm_ok (imm8 vs i8mm),
    and it is not used.
    
    2021-07-15  Christophe Lyon  <christophe.lyon@foss.st.com>
    
            gcc/testsuite/
            * lib/target-supports.exp (arm_v8_2a_imm8_neon_ok_nocache):
            Delete.

Diff:
---
 gcc/testsuite/lib/target-supports.exp | 30 ------------------------------
 1 file changed, 30 deletions(-)

diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index 12df869990d..42ac9d0ac1a 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -5267,36 +5267,6 @@ proc check_effective_target_arm_v8_2a_dotprod_neon_ok_nocache { } {
     return 0;
 }
 
-# Return 1 if the target supports ARMv8.2 Adv.SIMD imm8
-# instructions, 0 otherwise.  The test is valid for ARM and for AArch64.
-# Record the command line options needed.
-
-proc check_effective_target_arm_v8_2a_imm8_neon_ok_nocache { } {
-    global et_arm_v8_2a_imm8_neon_flags
-    set et_arm_v8_2a_imm8_neon_flags ""
-
-    if { ![istarget arm*-*-*] && ![istarget aarch64*-*-*] } {
-        return 0;
-    }
-
-    # Iterate through sets of options to find the compiler flags that
-    # need to be added to the -march option.
-    foreach flags {"" "-mfloat-abi=softfp -mfpu=neon-fp-armv8" "-mfloat-abi=hard -mfpu=neon-fp-armv8"} {
-        if { [check_no_compiler_messages_nocache \
-                  arm_v8_2a_imm8_neon_ok object {
-	    #include <stdint.h>
-            #if !defined (__ARM_FEATURE_MATMUL_INT8)
-            #error "__ARM_FEATURE_MATMUL_INT8 not defined"
-            #endif
-        } "$flags -march=armv8.2-a+imm8"] } {
-            set et_arm_v8_2a_imm8_neon_flags "$flags -march=armv8.2-a+imm8"
-            return 1
-        }
-    }
-
-    return 0;
-}
-
 # Return 1 if the target supports ARMv8.1-M MVE
 # instructions, 0 otherwise.  The test is valid for ARM.
 # Record the command line options needed.