[NFC][PowerPC] Add a new test case scalar-equal.ll

diff --git a/llvm/test/CodeGen/PowerPC/scalar-equal.ll b/llvm/test/CodeGen/PowerPC/scalar-equal.ll
new file mode 100644 (file)
index 0000000..f1337c6
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/scalar-equal.ll
@@ -0,0 +1,57 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mcpu=pwr8 -ppc-asm-full-reg-names --enable-unsafe-fp-math \
+; RUN:   -verify-machineinstrs --enable-no-signed-zeros-fp-math \
+; RUN:   --enable-no-nans-fp-math \
+; RUN:   -mtriple=powerpc64le-unknown-unknown < %s | FileCheck %s \
+; RUN:   --check-prefix=FAST-P8
+; RUN: llc -mcpu=pwr9 -ppc-asm-full-reg-names --enable-unsafe-fp-math \
+; RUN:   -verify-machineinstrs --enable-no-signed-zeros-fp-math \
+; RUN:   --enable-no-nans-fp-math \
+; RUN:   -mtriple=powerpc64le-unknown-unknown < %s | FileCheck %s \
+; RUN:   --check-prefix=FAST-P9
+; RUN: llc -mcpu=pwr9 -ppc-asm-full-reg-names -verify-machineinstrs \
+; RUN:   -mtriple=powerpc64le-unknown-unknown < %s | FileCheck %s \
+; RUN:   --check-prefix=NO-FAST-P9
+; RUN: llc -mcpu=pwr8 -ppc-asm-full-reg-names -verify-machineinstrs \
+; RUN:   -mtriple=powerpc64le-unknown-unknown < %s | FileCheck %s \
+; RUN:   --check-prefix=NO-FAST-P8
+
+define double @testoeq(double %a, double %b, double %c, double %d) {
+; FAST-P8-LABEL: testoeq:
+; FAST-P8:       # %bb.0: # %entry
+; FAST-P8-NEXT:    xscmpudp cr0, f1, f2
+; FAST-P8-NEXT:    fmr f1, f3
+; FAST-P8-NEXT:    beqlr cr0
+; FAST-P8-NEXT:  # %bb.1: # %entry
+; FAST-P8-NEXT:    fmr f1, f4
+; FAST-P8-NEXT:    blr
+;
+; FAST-P9-LABEL: testoeq:
+; FAST-P9:       # %bb.0: # %entry
+; FAST-P9-NEXT:    xssubdp f0, f1, f2
+; FAST-P9-NEXT:    fsel f1, f0, f3, f4
+; FAST-P9-NEXT:    xsnegdp f0, f0
+; FAST-P9-NEXT:    fsel f1, f0, f1, f4
+; FAST-P9-NEXT:    blr
+;
+; NO-FAST-P9-LABEL: testoeq:
+; NO-FAST-P9:       # %bb.0: # %entry
+; NO-FAST-P9-NEXT:    xssubdp f0, f1, f2
+; NO-FAST-P9-NEXT:    fsel f1, f0, f3, f4
+; NO-FAST-P9-NEXT:    xsnegdp f0, f0
+; NO-FAST-P9-NEXT:    fsel f1, f0, f1, f4
+; NO-FAST-P9-NEXT:    blr
+;
+; NO-FAST-P8-LABEL: testoeq:
+; NO-FAST-P8:       # %bb.0: # %entry
+; NO-FAST-P8-NEXT:    xscmpudp cr0, f1, f2
+; NO-FAST-P8-NEXT:    fmr f1, f3
+; NO-FAST-P8-NEXT:    beqlr cr0
+; NO-FAST-P8-NEXT:  # %bb.1: # %entry
+; NO-FAST-P8-NEXT:    fmr f1, f4
+; NO-FAST-P8-NEXT:    blr
+entry:
+  %cmp = fcmp fast oeq double %a, %b
+  %cond = select fast i1 %cmp, double %c, double %d
+  ret double %cond
+}