add comment to add test caee for fp-strict

Author: diggerlin

llvm/test/CodeGen/PowerPC/milicode32.ll

@@ -60,6 +60,39 @@ define i32 @strlen_test(ptr noundef %str) nounwind {
 ; CHECK-LINUX32-P9-NEXT:    addi r1, r1, 16
 ; CHECK-LINUX32-P9-NEXT:    mtlr r0
 ; CHECK-LINUX32-P9-NEXT:    blr
+entry:
+  %str.addr = alloca ptr, align 4
+  store ptr %str, ptr %str.addr, align 4
+  %0 = load ptr, ptr %str.addr, align 4
+  %call = call i32 @strlen(ptr noundef %0)
+  ret i32 %call
+}
+
+define i32 @strlen_test_fp_strict(ptr noundef %str) nounwind {
+; CHECK-AIX-32-P9-LABEL: strlen_test_fp_strict:
+; CHECK-AIX-32-P9:       # %bb.0: # %entry
+; CHECK-AIX-32-P9-NEXT:    mflr r0
+; CHECK-AIX-32-P9-NEXT:    stwu r1, -64(r1)
+; CHECK-AIX-32-P9-NEXT:    stw r0, 72(r1)
+; CHECK-AIX-32-P9-NEXT:    stw r3, 60(r1)
+; CHECK-AIX-32-P9-NEXT:    bl .___strlen[PR]
+; CHECK-AIX-32-P9-NEXT:    nop
+; CHECK-AIX-32-P9-NEXT:    addi r1, r1, 64
+; CHECK-AIX-32-P9-NEXT:    lwz r0, 8(r1)
+; CHECK-AIX-32-P9-NEXT:    mtlr r0
+; CHECK-AIX-32-P9-NEXT:    blr
+;
+; CHECK-LINUX32-P9-LABEL: strlen_test_fp_strict:
+; CHECK-LINUX32-P9:       # %bb.0: # %entry
+; CHECK-LINUX32-P9-NEXT:    mflr r0
+; CHECK-LINUX32-P9-NEXT:    stwu r1, -16(r1)
+; CHECK-LINUX32-P9-NEXT:    stw r0, 20(r1)
+; CHECK-LINUX32-P9-NEXT:    stw r3, 12(r1)
+; CHECK-LINUX32-P9-NEXT:    bl strlen
+; CHECK-LINUX32-P9-NEXT:    lwz r0, 20(r1)
+; CHECK-LINUX32-P9-NEXT:    addi r1, r1, 16
+; CHECK-LINUX32-P9-NEXT:    mtlr r0
+; CHECK-LINUX32-P9-NEXT:    blr
 entry:
   %str.addr = alloca ptr, align 4
   store ptr %str, ptr %str.addr, align 4