[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH] target-arm: Fix loading of scalar value for Neon mu
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH] target-arm: Fix loading of scalar value for Neon multiply-by-scalar |
Date: |
Wed, 19 Jan 2011 19:29:53 +0000 |
Fix the register and part of register we get the scalar from in
the various "multiply vector by scalar" ops (VMUL by scalar
and friends).
Signed-off-by: Peter Maydell <address@hidden>
---
target-arm/translate.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/target-arm/translate.c b/target-arm/translate.c
index c60cd18..0c2856a 100644
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -3608,14 +3608,14 @@ static inline TCGv neon_get_scalar(int size, int reg)
{
TCGv tmp;
if (size == 1) {
- tmp = neon_load_reg(reg >> 1, reg & 1);
- } else {
- tmp = neon_load_reg(reg >> 2, (reg >> 1) & 1);
- if (reg & 1) {
- gen_neon_dup_low16(tmp);
- } else {
+ tmp = neon_load_reg(reg & 7, reg >> 4);
+ if (reg & 8) {
gen_neon_dup_high16(tmp);
+ } else {
+ gen_neon_dup_low16(tmp);
}
+ } else {
+ tmp = neon_load_reg(reg & 15, reg >> 4);
}
return tmp;
}
--
1.6.3.3
- [Qemu-devel] [PATCH] target-arm: Fix loading of scalar value for Neon multiply-by-scalar,
Peter Maydell <=