xref: /aosp_15_r20/external/llvm/test/Assembler/half-constprop.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -O3 -S | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: verify-uselistorder %s
3*9880d681SAndroid Build Coastguard Worker; Testing half constant propagation.
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine half @abc() nounwind {
6*9880d681SAndroid Build Coastguard Workerentry:
7*9880d681SAndroid Build Coastguard Worker  %a = alloca half, align 2
8*9880d681SAndroid Build Coastguard Worker  %b = alloca half, align 2
9*9880d681SAndroid Build Coastguard Worker  %.compoundliteral = alloca float, align 4
10*9880d681SAndroid Build Coastguard Worker  store half 0xH4200, half* %a, align 2
11*9880d681SAndroid Build Coastguard Worker  store half 0xH4B9A, half* %b, align 2
12*9880d681SAndroid Build Coastguard Worker  %tmp = load half, half* %a, align 2
13*9880d681SAndroid Build Coastguard Worker  %tmp1 = load half, half* %b, align 2
14*9880d681SAndroid Build Coastguard Worker  %add = fadd half %tmp, %tmp1
15*9880d681SAndroid Build Coastguard Worker; CHECK: 0xH4C8D
16*9880d681SAndroid Build Coastguard Worker  ret half %add
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker
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