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b503b49b51
This adds all CodeGen tests for the SystemZ target. This version of the patch incorporates feedback from a review by Sean Silva. Thanks to all reviewers! Patch by Richard Sandiford. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181204 91177308-0d34-0410-b5e6-96231b3b80d8
17 lines
465 B
LLVM
17 lines
465 B
LLVM
; Test the "S" asm constraint, which accepts addresses that have a base
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; and a 20-bit displacement.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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define void @f1(i64 %base) {
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; CHECK: f1:
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; CHECK: blah 0(%r2)
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; CHECK: br %r14
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%addr = inttoptr i64 %base to i64 *
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call void asm "blah $0", "=*S" (i64 *%addr)
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ret void
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}
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; FIXME: at the moment the precise constraint is not passed down to
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; target code, so we must conservatively treat "S" as "Q".
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