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Re: [qemu-s390x] [Qemu-devel] [PATCH v1 5/5] s390x/tcg: Implement VECTOR
From: |
Richard Henderson |
Subject: |
Re: [qemu-s390x] [Qemu-devel] [PATCH v1 5/5] s390x/tcg: Implement VECTOR STRING RANGE COMPARE |
Date: |
Fri, 17 May 2019 11:37:26 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 |
On 5/15/19 1:31 PM, David Hildenbrand wrote:> + const bool equal =
extract32(c, BITS - 1, 1);> + const bool lower = extract32(c, BITS - 2, 1);>
+ const bool higher = extract32(c, BITS - 3, 1);> +> + if (equal && data
== l) {> + return true;> + } else if (lower && data < l) {> +
return true;> + } else if (higher && data > l) {> + return true;> +
}> + return false;
Only one of the data comparisons can be true. Better as
if (data < l) {
return lower;
} else if (data > l) {
return higher;
} else {
return equal;
}
Otherwise, again, let's see if we can turn these into inlines.
r~