llvm/test/CodeGen/Mips/mips64ext.ll

28 lines
688 B
LLVM

; RUN: llc < %s -march=mips64el -mcpu=mips4 -target-abi=n64 | FileCheck %s
; RUN: llc < %s -march=mips64el -mcpu=mips64 -target-abi=n64 | FileCheck %s
define i64 @zext64_32(i32 %a) nounwind readnone {
entry:
; CHECK: addiu $[[R0:[0-9]+]], ${{[0-9]+}}, 2
; CHECK: dsll $[[R1:[0-9]+]], $[[R0]], 32
; CHECK: dsrl ${{[0-9]+}}, $[[R1]], 32
%add = add i32 %a, 2
%conv = zext i32 %add to i64
ret i64 %conv
}
define i64 @sext64_32(i32 %a) nounwind readnone {
entry:
; CHECK: sll ${{[0-9]+}}, ${{[0-9]+}}, 0
%conv = sext i32 %a to i64
ret i64 %conv
}
define i64 @i64_float(float %f) nounwind readnone {
entry:
; CHECK: trunc.l.s
%conv = fptosi float %f to i64
ret i64 %conv
}