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From: | Richard Henderson |
Subject: | Re: [PATCH 5/7] target/ppc: change struct PPC_DFP decimal storage from uint64[2] to ppc_vsr_t |
Date: | Tue, 24 Sep 2019 14:46:23 -0700 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 |
On 9/24/19 8:35 AM, Mark Cave-Ayland wrote: > There are several places in dfp_helper.c that access the decimal number > representations in struct PPC_DFP via HI_IDX and LO_IDX defines which are set > at the top of dfp_helper.c according to the host endian. > > However we can instead switch to using ppc_vsr_t for decimal numbers and then > make subsequent use of the existing VsrD() macros to access the correct > element regardless of host endian. Note that 64-bit decimals are stored in the > LSB of ppc_vsr_t (equivalent to VsrD(1)). > > Signed-off-by: Mark Cave-Ayland <address@hidden> > --- > target/ppc/dfp_helper.c | 210 +++++++++++++++++++++------------------- > 1 file changed, 108 insertions(+), 102 deletions(-) Reviewed-by: Richard Henderson <address@hidden> r~
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