[ARM] GlobalISel: Add end-to-end tests for double

Test some really basic functionality through the whole GlobalISel pipeline.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@295438 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/ARM/GlobalISel/arm-isel.ll b/test/CodeGen/ARM/GlobalISel/arm-isel.ll
index 9790208..1c7e7ac 100644 (file)
--- a/test/CodeGen/ARM/GlobalISel/arm-isel.ll
+++ b/test/CodeGen/ARM/GlobalISel/arm-isel.ll
@@ -160,3 +160,24 @@ entry:
   %v = fadd float %f0, %f1
   ret float %v
 }
+
+define arm_aapcs_vfpcc double @test_double_hard(double %f0, double %f1) {
+; CHECK-LABEL: test_double_hard:
+; CHECK: vadd.f64 d0, d0, d1
+; CHECK: bx lr
+entry:
+  %v = fadd double %f0, %f1
+  ret double %v
+}
+
+define arm_aapcscc double @test_double_softfp(double %f0, double %f1) {
+; CHECK-LABEL: test_double_softfp:
+; CHECK-DAG: vmov [[F0:d[0-9]+]], r0, r1
+; CHECK-DAG: vmov [[F1:d[0-9]+]], r2, r3
+; CHECK: vadd.f64 [[FV:d[0-9]+]], [[F0]], [[F1]]
+; CHECK: vmov r0, r1, [[FV]]
+; CHECK: bx lr
+entry:
+  %v = fadd double %f0, %f1
+  ret double %v
+}