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llvm-mirror/test/CodeGen/ARM/ssat-v4t.ll
Renato Golin 57cdb5383f [ARM] Saturation instructions are DSP-only
The saturation instructions appeared in v6T2, with DSP extensions, but they
were being accepted / generated on any, with the new introduction of the
saturation detection in the back-end. This commit restricts the usage to
DSP-enable only cores.

Fixes PR28607.

llvm-svn: 276701
2016-07-25 22:25:25 +00:00

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280 B
LLVM

; RUN: not llc -O1 -mtriple=armv4t-none-none-eabi %s -o - 2>&1 | FileCheck %s
; CHECK: Cannot select: intrinsic %llvm.arm.ssat
define i32 @ssat() nounwind {
%tmp = call i32 @llvm.arm.ssat(i32 128, i32 1)
ret i32 %tmp
}
declare i32 @llvm.arm.ssat(i32, i32) nounwind readnone