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3e89716ad7
generate compare immediate for integer compare with constant fold setcc into branch fold setcc into select Code generation quality for Shootout is now on par with the Simple ISel git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20968 91177308-0d34-0410-b5e6-96231b3b80d8
TODO: * poor switch statement codegen * load/store to alloca'd array or struct. * implement not-R0 register GPR class * implement scheduling info * implement do-loop pass * implement do-loop -> bdnz transform * implement powerpc-64 for darwin * implement powerpc-64 for aix * use stfiwx in float->int * should hint to the branch select pass that it doesn't need to print the second unconditional branch, so we don't end up with things like: b .LBBl42__2E_expand_function_8_674 ; loopentry.24 b .LBBl42__2E_expand_function_8_42 ; NewDefault b .LBBl42__2E_expand_function_8_42 ; NewDefault Currently failing tests that should pass: * MultiSource |- Applications | `- hbd: miscompilation