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target-arm: Fix loading of scalar value for Neon multiply-by-scalar 

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 <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Peter Maydell 2011-01-19 19:29:53 +00:00 committed by Aurelien Jarno
parent c6067f04c5
commit 0fad6efce5
1 changed files with 6 additions and 6 deletions
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12
target-arm/translate.c
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@ -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;
}