187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs -mfloat-abi soft -fallow-half-arguments-and-returns -emit-llvm -o - -O1 %s | FileCheck %s --check-prefix=CHECK --check-prefix=SOFT 287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs -mfloat-abi hard -fallow-half-arguments-and-returns -emit-llvm -o - -O1 %s | FileCheck %s --check-prefix=CHECK --check-prefix=HARD 31567b306a9c2a37c909046959f661092a3c04a76Pirama Arumuga Nainar// RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs -mfloat-abi soft -fnative-half-arguments-and-returns -emit-llvm -o - -O1 %s | FileCheck %s --check-prefix=NATIVE 487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar__fp16 g; 687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarvoid t1(__fp16 a) { g = a; } 887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// SOFT: define void @t1(i32 [[PARAM:%.*]]) 987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// SOFT: [[TRUNC:%.*]] = trunc i32 [[PARAM]] to i16 1087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// HARD: define arm_aapcs_vfpcc void @t1(float [[PARAM:%.*]]) 1187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// HARD: [[BITCAST:%.*]] = bitcast float [[PARAM]] to i32 1287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// HARD: [[TRUNC:%.*]] = trunc i32 [[BITCAST]] to i16 1387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// CHECK: store i16 [[TRUNC]], i16* bitcast (half* @g to i16*) 141567b306a9c2a37c909046959f661092a3c04a76Pirama Arumuga Nainar// NATIVE: define void @t1(half [[PARAM:%.*]]) 151567b306a9c2a37c909046959f661092a3c04a76Pirama Arumuga Nainar// NATIVE: store half [[PARAM]], half* @g 1687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 1787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar__fp16 t2() { return g; } 1887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// SOFT: define i32 @t2() 1987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// HARD: define arm_aapcs_vfpcc float @t2() 201567b306a9c2a37c909046959f661092a3c04a76Pirama Arumuga Nainar// NATIVE: define half @t2() 2187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// CHECK: [[LOAD:%.*]] = load i16, i16* bitcast (half* @g to i16*) 2287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// CHECK: [[ZEXT:%.*]] = zext i16 [[LOAD]] to i32 2387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// SOFT: ret i32 [[ZEXT]] 2487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// HARD: [[BITCAST:%.*]] = bitcast i32 [[ZEXT]] to float 2587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// HARD: ret float [[BITCAST]] 261567b306a9c2a37c909046959f661092a3c04a76Pirama Arumuga Nainar// NATIVE: [[LOAD:%.*]] = load half, half* @g 271567b306a9c2a37c909046959f661092a3c04a76Pirama Arumuga Nainar// NATIVE: ret half [[LOAD]] 28