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- From 9c254f0ff496098e3fbc2bad0cca89b031467280 Mon Sep 17 00:00:00 2001
- From: Frank Chang <frank.chang@sifive.com>
- Date: Fri, 16 Apr 2021 17:34:56 +0800
- Subject: [PATCH 008/107] target/riscv: fix vrgather macro index variable type
- bug
- ETYPE may be type of uint64_t, thus index variable has to be declared as
- type of uint64_t, too. Otherwise the value read from vs1 register may be
- truncated to type of uint32_t.
- Signed-off-by: Frank Chang <frank.chang@sifive.com>
- ---
- target/riscv/vector_helper.c | 6 ++++--
- 1 file changed, 4 insertions(+), 2 deletions(-)
- diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
- index 356cef8a09..4651a1e224 100644
- --- a/target/riscv/vector_helper.c
- +++ b/target/riscv/vector_helper.c
- @@ -4796,7 +4796,8 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \
- uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \
- uint32_t vm = vext_vm(desc); \
- uint32_t vl = env->vl; \
- - uint32_t index, i; \
- + uint64_t index; \
- + uint32_t i; \
- \
- for (i = 0; i < vl; i++) { \
- if (!vm && !vext_elem_mask(v0, mlen, i)) { \
- @@ -4826,7 +4827,8 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \
- uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \
- uint32_t vm = vext_vm(desc); \
- uint32_t vl = env->vl; \
- - uint32_t index = s1, i; \
- + uint64_t index = s1; \
- + uint32_t i; \
- \
- for (i = 0; i < vl; i++) { \
- if (!vm && !vext_elem_mask(v0, mlen, i)) { \
- --
- 2.33.1
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