diff options
Diffstat (limited to 'llvm/lib/Target/ARM')
| -rw-r--r-- | llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h b/llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h index f472b215431..e450d3f5d75 100644 --- a/llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h +++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h @@ -627,27 +627,22 @@ namespace ARM_AM { // inline float getFPImmFloat(unsigned Imm) { // We expect an 8-bit binary encoding of a floating-point number here. - union { - uint32_t I; - float F; - } FPUnion; uint8_t Sign = (Imm >> 7) & 0x1; uint8_t Exp = (Imm >> 4) & 0x7; uint8_t Mantissa = Imm & 0xf; - // 8-bit FP iEEEE Float Encoding + // 8-bit FP IEEE Float Encoding // abcd efgh aBbbbbbc defgh000 00000000 00000000 // // where B = NOT(b); - - FPUnion.I = 0; - FPUnion.I |= Sign << 31; - FPUnion.I |= ((Exp & 0x4) != 0 ? 0 : 1) << 30; - FPUnion.I |= ((Exp & 0x4) != 0 ? 0x1f : 0) << 25; - FPUnion.I |= (Exp & 0x3) << 23; - FPUnion.I |= Mantissa << 19; - return FPUnion.F; + uint32_t I = 0; + I |= Sign << 31; + I |= ((Exp & 0x4) != 0 ? 0 : 1) << 30; + I |= ((Exp & 0x4) != 0 ? 0x1f : 0) << 25; + I |= (Exp & 0x3) << 23; + I |= Mantissa << 19; + return bit_cast<float>(F); } /// getFP16Imm - Return an 8-bit floating-point version of the 16-bit |
