search for: mov_i32_ri

Displaying 1 result from an estimated 1 matches for "mov_i32_ri".

2012 Feb 10
1
[LLVMdev] Prevent DAG combiner from changing "store ConstFP, addr" to integer store
...t I want to later promote the store to a MOV (in a custom lowering step), and this code above is changing the register class, such that it won't coalesce. The debug output looks like this (%Xn are phys regs in F32RC regclass) -------------- BB#0: derived from LLVM BB %entry %vreg0<def> = MOV_I32_RI 1; I32RC:%vreg0 %X0<def> = COPY %vreg0; I32RC:%vreg0 %vreg1<def> = MOV_I32_RI 0; I32RC:%vreg1 %X1<def> = COPY %vreg1; I32RC:%vreg1 %X2<def> = COPY %vreg1; I32RC:%vreg1 RET # End machine code for function foo ********** SIMPLE REGISTER COALESCING ********** ********** Funct...