Lower 64-bit immediates using MipsAnalyzeImmediate that has just been added.
Add a test case to show fewer instructions are needed to load an immediate
with the new way of loading immediates.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148908 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Mips/mips64imm.ll b/test/CodeGen/Mips/mips64imm.ll
index 8cec536..1fc8636 100644
--- a/test/CodeGen/Mips/mips64imm.ll
+++ b/test/CodeGen/Mips/mips64imm.ll
@@ -12,7 +12,7 @@
entry:
; CHECK: foo3
; CHECK: lui $[[R0:[0-9]+]], 4660
-; CHECK: ori ${{[0-9]+}}, $[[R0]], 22136
+; CHECK: daddiu ${{[0-9]+}}, $[[R0]], 22136
ret i64 305419896
}
@@ -33,11 +33,20 @@
define i64 @foo9() nounwind readnone {
entry:
; CHECK: foo9
-; CHECK: lui $[[R0:[0-9]+]], 4660
-; CHECK: ori $[[R1:[0-9]+]], $[[R0]], 22136
-; CHECK: dsll $[[R2:[0-9]+]], $[[R1]], 16
-; CHECK: ori $[[R3:[0-9]+]], $[[R2]], 36882
-; CHECK: dsll $[[R4:[0-9]+]], $[[R3]], 16
-; CHECK: ori ${{[0-9]+}}, $[[R4]], 13398
+; CHECK: lui $[[R0:[0-9]+]], 583
+; CHECK: daddiu $[[R1:[0-9]+]], $[[R0]], -30001
+; CHECK: dsll $[[R2:[0-9]+]], $[[R1]], 18
+; CHECK: daddiu $[[R3:[0-9]+]], $[[R2]], 18441
+; CHECK: dsll $[[R4:[0-9]+]], $[[R3]], 17
+; CHECK: daddiu ${{[0-9]+}}, $[[R4]], 13398
ret i64 1311768467284833366
}
+
+define i64 @foo10() nounwind readnone {
+entry:
+; CHECK: foo10
+; CHECK: lui $[[R0:[0-9]+]], 34661
+; CHECK: daddiu ${{[0-9]+}}, $[[R0]], 17185
+ ret i64 -8690466096928522240
+}
+