diff options
| author | Chris Lattner <sabre@nondot.org> | 2010-10-08 03:57:25 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-10-08 03:57:25 +0000 |
| commit | 15df55d8c238ddd4b595dc0d762fe4c391352f11 (patch) | |
| tree | 5d469a4ba52cf55dba02d56b1f8a7f4ee9e43e86 /lib/Target/X86/X86MCInstLower.cpp | |
| parent | 99ae6659daaebeb32df91653fad09748fda8bcb2 (diff) | |
reapply: Use the new TB_NOT_REVERSABLE flag instead of special
reapply: reimplement the second half of the or/add optimization. We should now
with no changes. Turns out that one missing "Defs = [EFLAGS]" can upset things
a bit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116040 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86MCInstLower.cpp')
| -rw-r--r-- | lib/Target/X86/X86MCInstLower.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/Target/X86/X86MCInstLower.cpp b/lib/Target/X86/X86MCInstLower.cpp index 662717bae7..8f90d87282 100644 --- a/lib/Target/X86/X86MCInstLower.cpp +++ b/lib/Target/X86/X86MCInstLower.cpp @@ -437,9 +437,15 @@ ReSimplify: // These are pseudo-ops for OR to help with the OR->ADD transformation. We do // this with an ugly goto in case the resultant OR uses EAX and needs the // short form. - case X86::ADD16rr_DB: OutMI.setOpcode(X86::OR16rr); goto ReSimplify; - case X86::ADD32rr_DB: OutMI.setOpcode(X86::OR32rr); goto ReSimplify; - case X86::ADD64rr_DB: OutMI.setOpcode(X86::OR64rr); goto ReSimplify; + case X86::ADD16rr_DB: OutMI.setOpcode(X86::OR16rr); goto ReSimplify; + case X86::ADD32rr_DB: OutMI.setOpcode(X86::OR32rr); goto ReSimplify; + case X86::ADD64rr_DB: OutMI.setOpcode(X86::OR64rr); goto ReSimplify; + case X86::ADD16ri_DB: OutMI.setOpcode(X86::OR16ri); goto ReSimplify; + case X86::ADD32ri_DB: OutMI.setOpcode(X86::OR32ri); goto ReSimplify; + case X86::ADD64ri32_DB: OutMI.setOpcode(X86::OR64ri32); goto ReSimplify; + case X86::ADD16ri8_DB: OutMI.setOpcode(X86::OR16ri8); goto ReSimplify; + case X86::ADD32ri8_DB: OutMI.setOpcode(X86::OR32ri8); goto ReSimplify; + case X86::ADD64ri8_DB: OutMI.setOpcode(X86::OR64ri8); goto ReSimplify; // The assembler backend wants to see branches in their small form and relax // them to their large form. The JIT can only handle the large form because |