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[PowerPC] Set branch/call instructions as no hasSideEffects
PowerPC can model these instructions, so we don't need this flag set. Reviewed By: shchenz, jsji Differential Revision: https://reviews.llvm.org/D71983
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py | ||
; RUN: llc -mtriple=powerpc64le -mcpu=pwr9 -verify-machineinstrs < %s | FileCheck %s | ||
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define double @zot(i32* %arg, float* %arg1, i16* %arg2) { | ||
; CHECK-LABEL: zot: | ||
; CHECK: # %bb.0: # %bb | ||
; CHECK-NEXT: bc 12, 20, .LBB0_2 | ||
; CHECK-NEXT: # %bb.1: # %bb3 | ||
; CHECK-NEXT: lhz 5, 0(5) | ||
; CHECK-NEXT: rlwinm. 5, 5, 28, 30, 31 | ||
; CHECK-NEXT: .LBB0_2: # %bb10 | ||
; CHECK-NEXT: lfs 0, 0(4) | ||
; CHECK-NEXT: lwz 3, 0(3) | ||
; CHECK-NEXT: li 4, 2 | ||
; CHECK-NEXT: fmr 1, 0 | ||
; CHECK-NEXT: b .LBB0_4 | ||
; CHECK-NEXT: .p2align 5 | ||
; CHECK-NEXT: .LBB0_3: # %bb17 | ||
; CHECK-NEXT: # | ||
; CHECK-NEXT: addi 4, 4, 1 | ||
; CHECK-NEXT: .LBB0_4: # %bb17 | ||
; CHECK-NEXT: # | ||
; CHECK-NEXT: cmpw 4, 3 | ||
; CHECK-NEXT: bge 0, .LBB0_3 | ||
; CHECK-NEXT: # %bb.5: | ||
; CHECK-NEXT: xsmuldp 1, 1, 0 | ||
; CHECK-NEXT: b .LBB0_3 | ||
bb: | ||
%tmp = load i32, i32* %arg, align 8 | ||
br i1 undef, label %bb9, label %bb3 | ||
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bb3: | ||
%tmp4 = load i16, i16* %arg2, align 4 | ||
%tmp5 = lshr i16 %tmp4, 4 | ||
%tmp6 = and i16 %tmp5, 3 | ||
%tmp7 = zext i16 %tmp6 to i32 | ||
%tmp8 = icmp eq i16 %tmp6, 0 | ||
br i1 %tmp8, label %bb9, label %bb10 | ||
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bb9: | ||
br label %bb10 | ||
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bb10: | ||
%tmp11 = phi i32 [ undef, %bb9 ], [ %tmp7, %bb3 ] | ||
%tmp12 = icmp sgt i32 %tmp11, 1 | ||
br label %bb13 | ||
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bb13: | ||
%tmp14 = load float, float* %arg1, align 4 | ||
%tmp15 = fpext float %tmp14 to double | ||
br label %bb16 | ||
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bb16: | ||
br label %bb17 | ||
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bb17: | ||
%tmp18 = phi i32 [ %tmp23, %bb17 ], [ 2, %bb16 ] | ||
%tmp19 = phi double [ %tmp22, %bb17 ], [ %tmp15, %bb16 ] | ||
%tmp20 = icmp slt i32 %tmp18, %tmp | ||
%tmp21 = fmul fast double %tmp19, %tmp15 | ||
%tmp22 = select i1 %tmp20, double %tmp21, double %tmp19 | ||
%tmp23 = add nuw i32 %tmp18, 1 | ||
br label %bb17 | ||
} | ||
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declare double @ham() |