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| author | Juzhe-Zhong <juzhe.zhong@rivai.ai> | 2023-09-06 20:47:24 +0800 |
|---|---|---|
| committer | Pan Li <pan2.li@intel.com> | 2023-09-06 21:58:53 +0800 |
| commit | 1b4c70d4271a00514ae20970d483c3b78d9d66ef (patch) | |
| tree | 5fefca46978b49bbf7b4a9d9af7e5ef38be0e141 | |
| parent | ee21f79f72980732214156bae2eb5daf7e089bda (diff) | |
| download | gcc-1b4c70d4271a00514ae20970d483c3b78d9d66ef.zip gcc-1b4c70d4271a00514ae20970d483c3b78d9d66ef.tar.gz gcc-1b4c70d4271a00514ae20970d483c3b78d9d66ef.tar.bz2 | |
RISC-V: Fix VSETVL PASS AVL/VL fetch bug[111295]
Fix bugzilla: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111295
gcc/ChangeLog:
PR target/111295
* config/riscv/riscv-vsetvl.cc (insert_vsetvl): Bug fix.
gcc/testsuite/ChangeLog:
PR target/111295
* gcc.target/riscv/rvv/autovec/pr111295.c: New test.
| -rw-r--r-- | gcc/config/riscv/riscv-vsetvl.cc | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111295.c | 36 |
2 files changed, 37 insertions, 2 deletions
diff --git a/gcc/config/riscv/riscv-vsetvl.cc b/gcc/config/riscv/riscv-vsetvl.cc index e7e5c14..dd9aeb3 100644 --- a/gcc/config/riscv/riscv-vsetvl.cc +++ b/gcc/config/riscv/riscv-vsetvl.cc @@ -721,8 +721,7 @@ insert_vsetvl (enum emit_type emit_type, rtx_insn *rinsn, gcc_assert (has_vtype_op (rinsn) || vsetvl_insn_p (rinsn)); /* For user vsetvli a5, zero, we should use get_vl to get the VL operand "a5". */ - rtx vl_op - = vsetvl_insn_p (rinsn) ? get_vl (rinsn) : info.get_avl_reg_rtx (); + rtx vl_op = info.get_avl_or_vl_reg (); gcc_assert (!vlmax_avl_p (vl_op)); emit_vsetvl_insn (VSETVL_NORMAL, emit_type, info, vl_op, rinsn); return VSETVL_NORMAL; diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111295.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111295.c new file mode 100644 index 0000000..fa20a21 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111295.c @@ -0,0 +1,36 @@ +/* { dg-do compile } */ +/* { dg-options "-march=rv64gcv -mabi=lp64d -Ofast -ftree-vectorize --param=riscv-autovec-preference=scalable -Wno-implicit-function-declaration" } */ + +#include <stdbool.h> +int a, b, c, e, f, g, h, i, j, k; +long l; +int q () +{ + int r (); + char *o, *d; + _Bool p = f; + while (g) + { + int m, n; + for (; m <= n; m++) + *d++ = m; + k = 1; + if (e) + break; + switch (*o) + { + case 'N': + o++; + if (c) + if (h) + while (i) + { + s (-l, ~0); + t (j); + d = d + (a & 10000000 ? u (r, 2) : b); + } + } + if (*o) + p ? s () : 0; + } +} |