| ; RUN: llc -mtriple=hexagon -mattr=+hvxv79,+hvx-length64b < %s -o - | FileCheck %s --check-prefix=CHECK-64 |
| ; RUN: llc -mtriple=hexagon -mattr=+hvxv79,+hvx-length128b < %s -o - | FileCheck %s --check-prefix=CHECK-128 |
| |
| ; CHECK-LABEL: compare_vectors |
| ; CHECK-64: [[REG1:(q[0-9]+)]] = vcmp.eq(v{{[0-9]+}}.b,v{{[0-9]+}}.b) |
| ; CHECK-64: [[REG2:(r[0-9]+)]] = #-1 |
| ; CHECK-64: v0 = vand([[REG1]],[[REG2]]) |
| ; CHECK-128: r{{[0-9]+}}:{{[0-9]+}} = combine(##.LCPI0_0,#-1) |
| ; CHECK-128: [[REG1:(q[0-9]+)]] = vcmp.eq(v0.b,v1.b) |
| ; CHECK-128: [[REG2:(v[0-9]+)]] = vand([[REG1]],r{{[0-9]+}}) |
| ; CHECK-128: [[REG3:(v[0-9]+)]] = vmem(r{{[0-9]+}}+#0) |
| ; CHECK-128: [[REG4:(v[0-9]+)]] = vdelta([[REG2]],[[REG3]]) |
| ; CHECK-128: [[REG5:(q[0-9]+)]] = vand([[REG4]],r{{[0-9]+}}) |
| ; CHECK-128: v0 = vand([[REG5]],r{{[0-9]+}}) |
| |
| define void @compare_vectors(<64 x i8> %a, <64 x i8> %b) { |
| entry: |
| %result = icmp eq <64 x i8> %a, %b |
| call i32 @f.1(<64 x i1> %result) |
| ret void |
| } |
| |
| ; CHECK-LABEL: f.1: |
| ; CHECK-64: [[REG3:(q[0-9]+)]] = vand(v0,r{{[0-9]+}}) |
| ; CHECK-64: [[REG4:(v[0-9]+)]] = vand([[REG3]],r{{[0-9]+}}) |
| ; CHECK-64: r{{[0-9]+}} = vextract([[REG4]],r{{[0-9]+}}) |
| ; CHECK-128: [[REG6:(q[0-9]+)]] = vand(v0,r{{[0-9]+}}) |
| ; CHECK-128: [[REG7:(v[0-9]+)]] = vand([[REG6]],r{{[0-9]+}}) |
| ; CHECK-128: r{{[0-9]+}} = vextract([[REG7]],r{{[0-9]+}}) |
| |
| define i32 @f.1(<64 x i1> %vec) { |
| %element = extractelement <64 x i1> %vec, i32 6 |
| %is_true = icmp eq i1 %element, true |
| br i1 %is_true, label %if_true, label %if_false |
| |
| if_true: |
| call void @action_if_true() |
| br label %end |
| |
| if_false: |
| call void @action_if_false() |
| br label %end |
| |
| end: |
| %result = phi i32 [1, %if_true], [0, %if_false] |
| ret i32 %result |
| } |
| |
| declare void @action_if_true() |
| declare void @action_if_false() |