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Diffstat (limited to 'lib/hipe/x86/TODO')
| -rw-r--r-- | lib/hipe/x86/TODO | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/lib/hipe/x86/TODO b/lib/hipe/x86/TODO deleted file mode 100644 index 7c93f7daf3..0000000000 --- a/lib/hipe/x86/TODO +++ /dev/null @@ -1,31 +0,0 @@ -rtl_to_x86: -* recognise alub(X,X,sub,1,lt,L1,L2,P) and turn it into 'dec', - this might improve the reduction test code slightly (X is - the pseudo for FCALLS) -* recognise alu(Z,X,add,Y) and turn it into 'lea'. -* rewrite tailcalls as parallel assignments before regalloc - -x86: -* Use separate constructors for real regs (x86_reg) and pseudos (x86_temp). - -Frame: -* drop tailcall rewrite - -Registers: -* make the 2 regs now reserved for frame's tailcall rewrite available for arg passing - -Optimizations: -* replace jcc cc,L1; jmp L0; L1: with jcc <not cc> L0; L1: (length:len/2) -* Kill move X,X insns, either in frame or finalise -* Instruction scheduling module -* We can now choose to not have HP in %esi. However, this currently loses - performance due to (a) repeated moves to/from P_HP(P), and (b) spills of - the temp that contains a copy of P_HP(P). Both of these problems should be - fixed, and then, if we don't have any noticeable performance degradation, we - should permanently change to a non-reserved HP strategy. - -Loader: - -Assembler: - -Encode: |