1; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s 2; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s 3 4 5;; Integer conversions happen inplicitly by loading/storing the proper types 6 7 8; i16 9 10define i16 @cvt_i16_i32(i32 %x) { 11; CHECK: ld.param.u16 %r[[R0:[0-9]+]], [cvt_i16_i32_param_{{[0-9]+}}] 12; CHECK: st.param.b32 [func_retval{{[0-9]+}}+0], %r[[R0]] 13; CHECK: ret 14 %a = trunc i32 %x to i16 15 ret i16 %a 16} 17 18define i16 @cvt_i16_i64(i64 %x) { 19; CHECK: ld.param.u16 %r[[R0:[0-9]+]], [cvt_i16_i64_param_{{[0-9]+}}] 20; CHECK: st.param.b32 [func_retval{{[0-9]+}}+0], %r[[R0]] 21; CHECK: ret 22 %a = trunc i64 %x to i16 23 ret i16 %a 24} 25 26 27 28; i32 29 30define i32 @cvt_i32_i16(i16 %x) { 31; CHECK: ld.param.u16 %r[[R0:[0-9]+]], [cvt_i32_i16_param_{{[0-9]+}}] 32; CHECK: st.param.b32 [func_retval{{[0-9]+}}+0], %r[[R0]] 33; CHECK: ret 34 %a = zext i16 %x to i32 35 ret i32 %a 36} 37 38define i32 @cvt_i32_i64(i64 %x) { 39; CHECK: ld.param.u32 %r[[R0:[0-9]+]], [cvt_i32_i64_param_{{[0-9]+}}] 40; CHECK: st.param.b32 [func_retval{{[0-9]+}}+0], %r[[R0]] 41; CHECK: ret 42 %a = trunc i64 %x to i32 43 ret i32 %a 44} 45 46 47 48; i64 49 50define i64 @cvt_i64_i16(i16 %x) { 51; CHECK: ld.param.u16 %rl[[R0:[0-9]+]], [cvt_i64_i16_param_{{[0-9]+}}] 52; CHECK: st.param.b64 [func_retval{{[0-9]+}}+0], %rl[[R0]] 53; CHECK: ret 54 %a = zext i16 %x to i64 55 ret i64 %a 56} 57 58define i64 @cvt_i64_i32(i32 %x) { 59; CHECK: ld.param.u32 %rl[[R0:[0-9]+]], [cvt_i64_i32_param_{{[0-9]+}}] 60; CHECK: st.param.b64 [func_retval{{[0-9]+}}+0], %rl[[R0]] 61; CHECK: ret 62 %a = zext i32 %x to i64 63 ret i64 %a 64} 65