target/arm/cpu.h: update comment for half-precision values

Backports commit d0e69ea88f4e74212b29d9436143c5bcfd437757 from qemu
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Alex Bennée 2018-03-08 12:29:45 -05:00 committed by Lioncash
parent a030564492
commit 348789d2e4
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@ -173,6 +173,7 @@ typedef struct {
* Qn = regs[n].d[1]:regs[n].d[0]
* Dn = regs[n].d[0]
* Sn = regs[n].d[0] bits 31..0
* Hn = regs[n].d[0] bits 15..0
*
* This corresponds to the architecturally defined mapping between
* the two execution states, and means we do not need to explicitly