1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=i686-linux -mattr=+sse2 | grep movsd | count 5 2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=i686-linux -mattr=+sse2 | grep movl | count 2 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Worker@atomic = global double 0.000000e+00 ; <double*> [#uses=1] 5*9880d681SAndroid Build Coastguard Worker@atomic2 = global double 0.000000e+00 ; <double*> [#uses=1] 6*9880d681SAndroid Build Coastguard Worker@anything = global i64 0 ; <i64*> [#uses=1] 7*9880d681SAndroid Build Coastguard Worker@ioport = global i32 0 ; <i32*> [#uses=2] 8*9880d681SAndroid Build Coastguard Worker 9*9880d681SAndroid Build Coastguard Workerdefine i16 @f(i64 %x, double %y) { 10*9880d681SAndroid Build Coastguard Worker %b = bitcast i64 %x to double ; <double> [#uses=1] 11*9880d681SAndroid Build Coastguard Worker store volatile double %b, double* @atomic ; one processor operation only 12*9880d681SAndroid Build Coastguard Worker store volatile double 0.000000e+00, double* @atomic2 ; one processor operation only 13*9880d681SAndroid Build Coastguard Worker %b2 = bitcast double %y to i64 ; <i64> [#uses=1] 14*9880d681SAndroid Build Coastguard Worker store volatile i64 %b2, i64* @anything ; may transform to store of double 15*9880d681SAndroid Build Coastguard Worker %l = load volatile i32, i32* @ioport ; must not narrow 16*9880d681SAndroid Build Coastguard Worker %t = trunc i32 %l to i16 ; <i16> [#uses=1] 17*9880d681SAndroid Build Coastguard Worker %l2 = load volatile i32, i32* @ioport ; must not narrow 18*9880d681SAndroid Build Coastguard Worker %tmp = lshr i32 %l2, 16 ; <i32> [#uses=1] 19*9880d681SAndroid Build Coastguard Worker %t2 = trunc i32 %tmp to i16 ; <i16> [#uses=1] 20*9880d681SAndroid Build Coastguard Worker %f = add i16 %t, %t2 ; <i16> [#uses=1] 21*9880d681SAndroid Build Coastguard Worker ret i16 %f 22*9880d681SAndroid Build Coastguard Worker} 23