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Commit e6e78855 authored by Richard Sandiford's avatar Richard Sandiford
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[SystemZ] Use DSGFR over DSGR in more cases 

Fixes some cases where we were using full 64-bit division for (sdiv i32, i32)
and (sdiv i64, i32).

The "32" in "SDIVREM32" just refers to the second operand.  The first operand
of all *DIVREM*s is a GR128.

llvm-svn: 185435
parent f6bae1e4
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