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authorUlrich Weigand <ulrich.weigand@de.ibm.com>2013-05-06 16:17:29 +0000
committerUlrich Weigand <ulrich.weigand@de.ibm.com>2013-05-06 16:17:29 +0000
commitb503b49b5105b6aad7d2a015468b84b0f64dfe8e (patch)
treea60966043fae51838cb2faa08531a7ed078e4fb6 /test/CodeGen/SystemZ/fp-const-04.ll
parent1d09d56fe1e3f3faadd4bf4ccf3e585ddb3c3b07 (diff)
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[SystemZ] Add CodeGen test cases
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
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diff --git a/test/CodeGen/SystemZ/fp-const-04.ll b/test/CodeGen/SystemZ/fp-const-04.ll
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+; Test loads of 64-bit floating-point constants that can be represented
+; as 32-bit constants.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CONST
+
+define double @f1() {
+; CHECK: f1:
+; CHECK: larl [[REGISTER:%r[1-5]]], {{.*}}
+; CHECK: ldeb %f0, 0([[REGISTER]])
+; CHECK: br %r14
+;
+; CONST: .long 1065353217
+ ret double 0x3ff0000020000000
+}