Viewing file: fold-vec-extract-char.p7.c (1.58 KB) -rw-r--r-- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
/* Verify that overloaded built-ins for vec_extract() with char inputs produce the right code with a power7 (BE) target. */
/* { dg-do compile } */ /* { dg-require-effective-target powerpc_vsx_ok } */ /* { dg-options "-mdejagnu-cpu=power7 -O2" } */
// Six tests total. Targeting P7 (BE). // P7 variable offset: addi, li, stxvw4x, rldicl, add, lbz, (extsb) // P7 const offset: li, addi, stxvw4x, lbz, (extsb) /* one extsb (extend sign-bit) instruction generated for each test against unsigned types */
/* { dg-final { scan-assembler-times {\maddi\M} 9 } } */ /* { dg-final { scan-assembler-times {\mli\M} 6 } } */ /* { dg-final { scan-assembler-times {\mstxvw4x\M|\mstvx\M|\mstxv\M} 6 } } */ /* -m32 target uses rlwinm in place of rldicl. */ /* { dg-final { scan-assembler-times {\mrldicl\M|\mrlwinm\M} 3 } } */ /* { dg-final { scan-assembler-times {\madd\M} 3 } } */ /* { dg-final { scan-assembler-times {\mlbz\M} 6 } } */ /* { dg-final { scan-assembler-times {\mextsb\M} 2 } } */
#include <altivec.h>
unsigned char testbc_var (vector bool char vbc2, signed int si) { return vec_extract (vbc2, si); }
signed char testsc_var (vector signed char vsc2, signed int si) { return vec_extract (vsc2, si); }
unsigned char testuc_var (vector unsigned char vuc2, signed int si) { return vec_extract (vuc2, si); }
unsigned char testbc_cst (vector bool char vbc2) { return vec_extract (vbc2, 12); }
signed char testsc_cst (vector signed char vsc2) { return vec_extract (vsc2, 12); }
unsigned char testuc_cst (vector unsigned char vuc2) { return vec_extract (vuc2, 12); }
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