diff options
| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-01-25 03:01:35 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-01-25 03:01:35 +0000 |
| commit | 57fa38225cfeded40a38770a2cc52e10a4e7268d (patch) | |
| tree | cf4f75ebce9c25938d502f29b29d7cade4c080ad /test/CodeGen/Mips | |
| parent | 1ab525e857463ff0ab702b50a97fb9c7811f0ac7 (diff) | |
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
Diffstat (limited to 'test/CodeGen/Mips')
| -rw-r--r-- | test/CodeGen/Mips/mips64imm.ll | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/test/CodeGen/Mips/mips64imm.ll b/test/CodeGen/Mips/mips64imm.ll index 8cec536c25..1fc8636c48 100644 --- a/test/CodeGen/Mips/mips64imm.ll +++ b/test/CodeGen/Mips/mips64imm.ll @@ -12,7 +12,7 @@ define i64 @foo3() nounwind readnone { 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 @@ entry: 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 +} + |