search for: hasvregs

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2016 Dec 13
1
Lowering the metadata attached to an instruction down to Pattern Instruction Selection pass
...load volatile i32, i32* %x, align 4 %inc = add i32 %0, 1 store volatile i32 %inc, i32* %x, align 4 %1 = load volatile i32, i32* %x, align 4 ret i32 %1 } # *** IR Dump Before Expand ISel Pseudo-instructions ***: # Machine code for function main: Properties: <SSA, tracking liveness, HasVRegs> Frame Objects: fi#0: size=4, align=4, at location [SP] fi#1: size=4, align=4, at location [SP] BB#0: derived from LLVM BB %entry %vreg0<def> = LDImm32 0; IRF32:%vreg0 LSU_STO_i32_Myr2 %vreg0<kill>, <fi#0>, 0, pred:1, pred:%noreg, 7; mem:ST4[%retval] IRF32:%vreg0 %vr...