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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2009-09-27 23:52:58 +0000 |
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| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2009-09-27 23:52:58 +0000 |
| commit | 6a2fa325c1763a0fb27eceaa78b3a9bf683416bf (patch) | |
| tree | 6f1b31c52cf85ce37ae6a044454cf75fb9b39d0d /test/CodeGen/ARM/t2-imm.ll | |
| parent | 1edaef62a4a0e6166ab30a54150bca2362ad1c5e (diff) | |
| download | llvm-6a2fa325c1763a0fb27eceaa78b3a9bf683416bf.tar.gz llvm-6a2fa325c1763a0fb27eceaa78b3a9bf683416bf.tar.bz2 llvm-6a2fa325c1763a0fb27eceaa78b3a9bf683416bf.tar.xz | |
Use movt/movw pair to materialize 32 bit constants on ARMv6T2+.
This should be better than single load from constpool.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82948 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/ARM/t2-imm.ll')
| -rw-r--r-- | test/CodeGen/ARM/t2-imm.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/t2-imm.ll b/test/CodeGen/ARM/t2-imm.ll new file mode 100644 index 0000000000..8b619bfef3 --- /dev/null +++ b/test/CodeGen/ARM/t2-imm.ll @@ -0,0 +1,9 @@ +; RUN: llc < %s -march=arm -mattr=+thumb2 | FileCheck %s + +define i32 @f6(i32 %a) { +; CHECK:f6 +; CHECK: movw r0, #1123 +; CHECK: movt r0, #1000 + %tmp = add i32 0, 65537123 + ret i32 %tmp +} |